155651172215160 has 64 divisors (see below), whose sum is σ = 468095212432800. Its totient is φ = 41405495187456.

The previous prime is 155651172215093. The next prime is 155651172215171. The reversal of 155651172215160 is 61512271156551.

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, 1585639309 + ... + 1585737468.

Almost surely, 2^{155651172215160} is an apocalyptic number.

155651172215160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155651172215160 is an abundant number, since it is smaller than the sum of its proper divisors (312444040217640).

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

155651172215160 is a wasteful number, since it uses less digits than its factorization.

155651172215160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171377200 (or 3171377196 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 48.

The spelling of 155651172215160 in words is "one hundred fifty-five trillion, six hundred fifty-one billion, one hundred seventy-two million, two hundred fifteen thousand, one hundred sixty".