156161135456 has 24 divisors (see below), whose sum is σ = 310486224384. Its totient is φ = 77307491200.

The previous prime is 156161135447. The next prime is 156161135467. The reversal of 156161135456 is 654531161651.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24155360 + ... + 24161823.

It is an arithmetic number, because the mean of its divisors is an integer number (12936926016).

Almost surely, 2^156161135456 is an apocalyptic number.

156161135456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

156161135456 is a deficient number, since it is larger than the sum of its proper divisors (154325088928).

156161135456 is a wasteful number, since it uses less digits than its factorization.

156161135456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48317294 (or 48317286 counting only the distinct ones).

The product of its digits is 324000, while the sum is 44.

The spelling of 156161135456 in words is "one hundred fifty-six billion, one hundred sixty-one million, one hundred thirty-five thousand, four hundred fifty-six".