156040312612 has 12 divisors (see below), whose sum is σ = 273085563996. Its totient is φ = 78015865760.

The previous prime is 156040312607. The next prime is 156040312613. The reversal of 156040312612 is 216213040651.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 83858893056 + 72181419556 = 289584^2 + 268666^2 .

It is not an unprimeable number, because it can be changed into a prime (156040312613) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 990103 + ... + 1136830.

It is an arithmetic number, because the mean of its divisors is an integer number (22757130333).

Almost surely, 2^156040312612 is an apocalyptic number.

It is an amenable number.

156040312612 is a deficient number, since it is larger than the sum of its proper divisors (117045251384).

156040312612 is a wasteful number, since it uses less digits than its factorization.

156040312612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145278 (or 2145276 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 156040312612 in words is "one hundred fifty-six billion, forty million, three hundred twelve thousand, six hundred twelve".