115511552405552 has 80 divisors (see below), whose sum is σ = 227805371904000. Its totient is φ = 56724886559232.

The previous prime is 115511552405539. The next prime is 115511552405581. The reversal of 115511552405552 is 255504255115511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 115511552405497 and 115511552405506.

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 15 ways as a sum of consecutive naturals, for example, 5551027724 + ... + 5551048532.

It is an arithmetic number, because the mean of its divisors is an integer number (2847567148800).

Almost surely, 2^{115511552405552} is an apocalyptic number.

It is an amenable number.

115511552405552 is a deficient number, since it is larger than the sum of its proper divisors (112293819498448).

115511552405552 is a wasteful number, since it uses less digits than its factorization.

115511552405552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25978 (or 25972 counting only the distinct ones).

The product of its (nonzero) digits is 1250000, while the sum is 47.

The spelling of 115511552405552 in words is "one hundred fifteen trillion, five hundred eleven billion, five hundred fifty-two million, four hundred five thousand, five hundred fifty-two".