156122270727 has 16 divisors (see below), whose sum is σ = 213051279360. Its totient is φ = 101646955872.

The previous prime is 156122270627. The next prime is 156122270737. The reversal of 156122270727 is 727072221651.

It is a happy number.

It is not a de Polignac number, because 156122270727 - 2¹⁶ = 156122205191 is a prime.

It is a super-2 number, since 2×156122270727² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156122270737) 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 15 ways as a sum of consecutive naturals, for example, 1130452 + ... + 1261017.

It is an arithmetic number, because the mean of its divisors is an integer number (13315704960).

Almost surely, 2^156122270727 is an apocalyptic number.

156122270727 is a deficient number, since it is larger than the sum of its proper divisors (56929008633).

156122270727 is a wasteful number, since it uses less digits than its factorization.

156122270727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391982.

The product of its (nonzero) digits is 164640, while the sum is 42.

The spelling of 156122270727 in words is "one hundred fifty-six billion, one hundred twenty-two million, two hundred seventy thousand, seven hundred twenty-seven".