113775655640 has 256 divisors, whose sum is σ = 280947363840. Its totient is φ = 41368320000.

The previous prime is 113775655639. The next prime is 113775655673. The reversal of 113775655640 is 46556577311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 199256555 + ... + 199257125.

It is an arithmetic number, because the mean of its divisors is an integer number (1097450640).

Almost surely, 2^113775655640 is an apocalyptic number.

113775655640 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 113775655640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140473681920).

113775655640 is an abundant number, since it is smaller than the sum of its proper divisors (167171708200).

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

113775655640 is a wasteful number, since it uses less digits than its factorization.

113775655640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794 (or 790 counting only the distinct ones).

The product of its (nonzero) digits is 2646000, while the sum is 50.

The spelling of 113775655640 in words is "one hundred thirteen billion, seven hundred seventy-five million, six hundred fifty-five thousand, six hundred forty".