471156551166 has 64 divisors (see below), whose sum is σ = 1129636233216. Its totient is φ = 128089077600.

The previous prime is 471156551147. The next prime is 471156551219. The reversal of 471156551166 is 661155651174.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1092300 + ... + 1461311.

It is an arithmetic number, because the mean of its divisors is an integer number (17650566144).

Almost surely, 2^471156551166 is an apocalyptic number.

471156551166 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

471156551166 is an abundant number, since it is smaller than the sum of its proper divisors (658479682050).

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

471156551166 is a wasteful number, since it uses less digits than its factorization.

471156551166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553837.

The product of its digits is 756000, while the sum is 48.

The spelling of 471156551166 in words is "four hundred seventy-one billion, one hundred fifty-six million, five hundred fifty-one thousand, one hundred sixty-six".