113421516560 has 40 divisors (see below), whose sum is σ = 287678212416. Its totient is φ = 41244187520.

The previous prime is 113421516547. The next prime is 113421516617. The reversal of 113421516560 is 65615124311.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 113421516560.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64443164 + ... + 64444923.

Almost surely, 2^113421516560 is an apocalyptic number.

113421516560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113421516560 is an abundant number, since it is smaller than the sum of its proper divisors (174256695856).

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

113421516560 is a wasteful number, since it uses less digits than its factorization.

113421516560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128888111 (or 128888105 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 113421516560 in words is "one hundred thirteen billion, four hundred twenty-one million, five hundred sixteen thousand, five hundred sixty".