155715000600660 has 48 divisors (see below), whose sum is σ = 454958610454656. Its totient is φ = 39718608848512.

The previous prime is 155715000600641. The next prime is 155715000600689. The reversal of 155715000600660 is 66006000517551.

It is a super-2 number, since 2×155715000600660² (a number of 29 digits) contains 22 as substring.

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, 56418477099 + ... + 56418479858.

It is an arithmetic number, because the mean of its divisors is an integer number (9478304384472).

Almost surely, 2^{155715000600660} is an apocalyptic number.

155715000600660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155715000600660 is an abundant number, since it is smaller than the sum of its proper divisors (299243609853996).

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

155715000600660 is a wasteful number, since it uses less digits than its factorization.

155715000600660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112836956992 (or 112836956990 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 155715000600660 in words is "one hundred fifty-five trillion, seven hundred fifteen billion, six hundred thousand, six hundred sixty".