156211631434 has 32 divisors (see below), whose sum is σ = 242331186240. Its totient is φ = 75475905792.

The previous prime is 156211631419. The next prime is 156211631441. The reversal of 156211631434 is 434136112651.

It is a junction number, because it is equal to n+sod(n) for n = 156211631393 and 156211631402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5398497 + ... + 5427355.

It is an arithmetic number, because the mean of its divisors is an integer number (7572849570).

Almost surely, 2^156211631434 is an apocalyptic number.

156211631434 is a deficient number, since it is larger than the sum of its proper divisors (86119554806).

156211631434 is a wasteful number, since it uses less digits than its factorization.

156211631434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29574.

The product of its digits is 51840, while the sum is 37.

The spelling of 156211631434 in words is "one hundred fifty-six billion, two hundred eleven million, six hundred thirty-one thousand, four hundred thirty-four".