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6768925890480 = 2432513331223619
BaseRepresentation
bin110001010000000001101…
…1011000101011110110000
3212222002210002020222020200
41202200003123011132300
51341400230011443410
622221333541235200
71266016202512545
oct142400333053660
925862702228220
106768925890480
11217a75a2217a6
12913a43702b00
133a13cb55a000
141958911cabcc
15bb11e1d13c0
hex628036c57b0

6768925890480 has 960 divisors, whose sum is σ = 25575429734400. Its totient is φ = 1602624890880.

The previous prime is 6768925890473. The next prime is 6768925890557. The reversal of 6768925890480 is 840985298676.

6768925890480 is a `hidden beast` number, since 6 + 7 + 6 + 8 + 9 + 2 + 58 + 90 + 480 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 6768925890399 and 6768925890408.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 10935259611 + ... + 10935260229.

It is an arithmetic number, because the mean of its divisors is an integer number (26641072640).

Almost surely, 26768925890480 is an apocalyptic number.

6768925890480 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6768925890480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12787714867200).

6768925890480 is an abundant number, since it is smaller than the sum of its proper divisors (18806503843920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6768925890480 is a wasteful number, since it uses less digits than its factorization.

6768925890480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931 (or 896 counting only the distinct ones).

The product of its (nonzero) digits is 418037760, while the sum is 72.

The spelling of 6768925890480 in words is "six trillion, seven hundred sixty-eight billion, nine hundred twenty-five million, eight hundred ninety thousand, four hundred eighty".