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42088411680 = 25357372331453
BaseRepresentation
bin100111001100101010…
…100011001000100000
311000122012202211202020
4213030222203020200
51142144113133210
631200220421440
73016663411410
oct471452431040
9130565684666
1042088411680
11169388a1707
1281a73a7880
133c79943913
142073abc640
151165010770
hex9ccaa3220

42088411680 has 384 divisors, whose sum is σ = 156388796928. Its totient is φ = 9313615872.

The previous prime is 42088411679. The next prime is 42088411681. The reversal of 42088411680 is 8611488024.

It is an interprime number because it is at equal distance from previous prime (42088411679) and next prime (42088411681).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (42088411681) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28965834 + ... + 28967286.

It is an arithmetic number, because the mean of its divisors is an integer number (407262492).

Almost surely, 242088411680 is an apocalyptic number.

42088411680 is a gapful number since it is divisible by the number (40) 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 42088411680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78194398464).

42088411680 is an abundant number, since it is smaller than the sum of its proper divisors (114300385248).

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

42088411680 is a wasteful number, since it uses less digits than its factorization.

42088411680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748 (or 1740 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 42.

The spelling of 42088411680 in words is "forty-two billion, eighty-eight million, four hundred eleven thousand, six hundred eighty".