156225306612 has 48 divisors (see below), whose sum is σ = 373574303424. Its totient is φ = 50783520000.

The previous prime is 156225306607. The next prime is 156225306647. The reversal of 156225306612 is 216603522651.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1120362 + ... + 1252062.

It is an arithmetic number, because the mean of its divisors is an integer number (7782797988).

Almost surely, 2^156225306612 is an apocalyptic number.

156225306612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

156225306612 is an abundant number, since it is smaller than the sum of its proper divisors (217348996812).

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

156225306612 is a wasteful number, since it uses less digits than its factorization.

156225306612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134160 (or 134158 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 156225306612 in words is "one hundred fifty-six billion, two hundred twenty-five million, three hundred six thousand, six hundred twelve".