113541554144520 has 96 divisors (see below), whose sum is σ = 369021023766720. Its totient is φ = 30276847440000.

The previous prime is 113541554144437. The next prime is 113541554144533. The reversal of 113541554144520 is 25441455145311.

113541554144520 is a `hidden beast` number, since 1 + 1 + 3 + 5 + 4 + 1 + 554 + 1 + 44 + 52 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7478007 + ... + 16822713.

It is an arithmetic number, because the mean of its divisors is an integer number (3843968997570).

Almost surely, 2^{113541554144520} is an apocalyptic number.

113541554144520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113541554144520 is an abundant number, since it is smaller than the sum of its proper divisors (255479469622200).

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

113541554144520 is a wasteful number, since it uses less digits than its factorization.

113541554144520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9378475 (or 9378468 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 45.

The spelling of 113541554144520 in words is "one hundred thirteen trillion, five hundred forty-one billion, five hundred fifty-four million, one hundred forty-four thousand, five hundred twenty".