115212454522132 has 72 divisors (see below), whose sum is σ = 224200363911552. Its totient is φ = 51376386297600.

The previous prime is 115212454522097. The next prime is 115212454522133. The reversal of 115212454522132 is 231225454212511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115212454522133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1539597957 + ... + 1539672787.

It is an arithmetic number, because the mean of its divisors is an integer number (3113893943216).

Almost surely, 2^{115212454522132} is an apocalyptic number.

It is an amenable number.

115212454522132 is a deficient number, since it is larger than the sum of its proper divisors (108987909389420).

115212454522132 is a wasteful number, since it uses less digits than its factorization.

115212454522132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87409 (or 87354 counting only the distinct ones).

The product of its digits is 192000, while the sum is 40.

The spelling of 115212454522132 in words is "one hundred fifteen trillion, two hundred twelve billion, four hundred fifty-four million, five hundred twenty-two thousand, one hundred thirty-two".