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10761764640 = 2535112697577
BaseRepresentation
bin10100000010111001…
…10111111100100000
31000210000011021202120
422001130313330200
5134020002432030
64535513544240
7530454330054
oct120134677440
930700137676
1010761764640
114622810070
122104115080
131026773a93
147413b7c64
1542ebd1010
hex281737f20

10761764640 has 192 divisors, whose sum is σ = 37123712640. Its totient is φ = 2598871040.

The previous prime is 10761764627. The next prime is 10761764641. The reversal of 10761764640 is 4646716701.

It is a junction number, because it is equal to n+sod(n) for n = 10761764592 and 10761764601.

It is not an unprimeable number, because it can be changed into a prime (10761764641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1416532 + ... + 1424108.

It is an arithmetic number, because the mean of its divisors is an integer number (193352670).

Almost surely, 210761764640 is an apocalyptic number.

10761764640 is a gapful number since it is divisible by the number (10) 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 10761764640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18561856320).

10761764640 is an abundant number, since it is smaller than the sum of its proper divisors (26361948000).

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

10761764640 is a wasteful number, since it uses less digits than its factorization.

10761764640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7875 (or 7867 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The spelling of 10761764640 in words is "ten billion, seven hundred sixty-one million, seven hundred sixty-four thousand, six hundred forty".