166031160 has 32 divisors (see below), whose sum is σ = 498093840. Its totient is φ = 44274944.

The previous prime is 166031141. The next prime is 166031171. The reversal of 166031160 is 61130661.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 166031160.

It is a congruent number.

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, 691677 + ... + 691916.

Almost surely, 2^166031160 is an apocalyptic number.

166031160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166031160 is an abundant number, since it is smaller than the sum of its proper divisors (332062680).

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

166031160 is a wasteful number, since it uses less digits than its factorization.

166031160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383607 (or 1383603 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 166031160 is about 12885.3079125025. The cubic root of 166031160 is about 549.6208516378.

The spelling of 166031160 in words is "one hundred sixty-six million, thirty-one thousand, one hundred sixty".