155215446060 has 24 divisors (see below), whose sum is σ = 434603249136. Its totient is φ = 41390785600.

The previous prime is 155215446041. The next prime is 155215446073. The reversal of 155215446060 is 60644512551.

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, 1293461991 + ... + 1293462110.

It is an arithmetic number, because the mean of its divisors is an integer number (18108468714).

Almost surely, 2^155215446060 is an apocalyptic number.

155215446060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155215446060 is an abundant number, since it is smaller than the sum of its proper divisors (279387803076).

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

155215446060 is a wasteful number, since it uses less digits than its factorization.

155215446060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586924113 (or 2586924111 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 155215446060 in words is "one hundred fifty-five billion, two hundred fifteen million, four hundred forty-six thousand, sixty".