115210561356 has 96 divisors (see below), whose sum is σ = 328035456000. Its totient is φ = 34677927360.

The previous prime is 115210561309. The next prime is 115210561363. The reversal of 115210561356 is 653165012511.

115210561356 is a `hidden beast` number, since 1 + 1 + 52 + 10 + 561 + 35 + 6 = 666.

It is a super-4 number, since 4×115210561356⁴ (a number of 45 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 115210561356.

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 31 ways as a sum of consecutive naturals, for example, 148420 + ... + 502443.

It is an arithmetic number, because the mean of its divisors is an integer number (3417036000).

Almost surely, 2^115210561356 is an apocalyptic number.

It is an amenable number.

115210561356 is an abundant number, since it is smaller than the sum of its proper divisors (212824894644).

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

115210561356 is a wasteful number, since it uses less digits than its factorization.

115210561356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651036 (or 651028 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

Adding to 115210561356 its reverse (653165012511), we get a palindrome (768375573867).

The spelling of 115210561356 in words is "one hundred fifteen billion, two hundred ten million, five hundred sixty-one thousand, three hundred fifty-six".