156601610090 has 16 divisors (see below), whose sum is σ = 282695247072. Its totient is φ = 62460122064.

The previous prime is 156601610041. The next prime is 156601610159. The reversal of 156601610090 is 90016106651.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 156601610090.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22561604 + ... + 22568543.

It is an arithmetic number, because the mean of its divisors is an integer number (17668452942).

Almost surely, 2^156601610090 is an apocalyptic number.

156601610090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

156601610090 is a deficient number, since it is larger than the sum of its proper divisors (126093636982).

156601610090 is a wasteful number, since it uses less digits than its factorization.

156601610090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45130501.

The product of its (nonzero) digits is 9720, while the sum is 35.

The spelling of 156601610090 in words is "one hundred fifty-six billion, six hundred one million, six hundred ten thousand, ninety".