156010561720 has 64 divisors (see below), whose sum is σ = 381371094720. Its totient is φ = 57094109184.

The previous prime is 156010561709. The next prime is 156010561831. The reversal of 156010561720 is 27165010651.

It is a congruent number.

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, 1268764 + ... + 1386283.

It is an arithmetic number, because the mean of its divisors is an integer number (5958923355).

Almost surely, 2^156010561720 is an apocalyptic number.

156010561720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156010561720 is an abundant number, since it is smaller than the sum of its proper divisors (225360533000).

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

156010561720 is a wasteful number, since it uses less digits than its factorization.

156010561720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2655184 (or 2655180 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 156010561720 in words is "one hundred fifty-six billion, ten million, five hundred sixty-one thousand, seven hundred twenty".