115564373544 has 32 divisors (see below), whose sum is σ = 288967680000. Its totient is φ = 38513891712.

The previous prime is 115564373497. The next prime is 115564373549. The reversal of 115564373544 is 445373465511.

It is a junction number, because it is equal to n+sod(n) for n = 115564373493 and 115564373502.

It is not an unprimeable number, because it can be changed into a prime (115564373549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347469 + ... + 593180.

It is an arithmetic number, because the mean of its divisors is an integer number (9030240000).

Almost surely, 2^115564373544 is an apocalyptic number.

It is an amenable number.

115564373544 is an abundant number, since it is smaller than the sum of its proper divisors (173403306456).

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

115564373544 is a wasteful number, since it uses less digits than its factorization.

115564373544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945777 (or 945773 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 48.

The spelling of 115564373544 in words is "one hundred fifteen billion, five hundred sixty-four million, three hundred seventy-three thousand, five hundred forty-four".