115777929496680 has 768 divisors, whose sum is σ = 437423683656960. Its totient is φ = 27294431846400.

The previous prime is 115777929496633. The next prime is 115777929496699. The reversal of 115777929496680 is 86694929777511.

115777929496680 is a `hidden beast` number, since 1 + 1 + 57 + 7 + 79 + 2 + 9 + 496 + 6 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a self number, because there is not a number n which added to its sum of digits gives 115777929496680.

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, 8786358252 + ... + 8786371428.

It is an arithmetic number, because the mean of its divisors is an integer number (569562088095).

Almost surely, 2^{115777929496680} is an apocalyptic number.

115777929496680 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 115777929496680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218711841828480).

115777929496680 is an abundant number, since it is smaller than the sum of its proper divisors (321645754160280).

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

115777929496680 is a wasteful number, since it uses less digits than its factorization.

115777929496680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15472 (or 15456 counting only the distinct ones).

The product of its (nonzero) digits is 2880541440, while the sum is 81.

The spelling of 115777929496680 in words is "one hundred fifteen trillion, seven hundred seventy-seven billion, nine hundred twenty-nine million, four hundred ninety-six thousand, six hundred eighty".