142556115612015 has 96 divisors (see below), whose sum is σ = 289315379358720. Its totient is φ = 63575615674368.

The previous prime is 142556115611999. The next prime is 142556115612041. The reversal of 142556115612015 is 510216511655241.

142556115612015 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 5 + 6 + 1 + 15 + 612 + 0 + 15 = 666.

It is not a de Polignac number, because 142556115612015 - 2⁴ = 142556115611999 is a prime.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4753471 + ... + 17541599.

It is an arithmetic number, because the mean of its divisors is an integer number (3013701868320).

Almost surely, 2^{142556115612015} is an apocalyptic number.

142556115612015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142556115612015 is an abundant number, since it is smaller than the sum of its proper divisors (146759263746705).

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

142556115612015 is a wasteful number, since it uses less digits than its factorization.

142556115612015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12789013 (or 12789010 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 45.

The spelling of 142556115612015 in words is "one hundred forty-two trillion, five hundred fifty-six billion, one hundred fifteen million, six hundred twelve thousand, fifteen".