166013460 has 72 divisors (see below), whose sum is σ = 505508640. Its totient is φ = 44100288.

The previous prime is 166013453. The next prime is 166013473. The reversal of 166013460 is 64310661.

166013460 is a `hidden beast` number, since 16 + 601 + 3 + 46 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49311 + ... + 52569.

Almost surely, 2^166013460 is an apocalyptic number.

166013460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166013460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252754320).

166013460 is an abundant number, since it is smaller than the sum of its proper divisors (339495180).

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

166013460 is a wasteful number, since it uses less digits than its factorization.

166013460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3557 (or 3552 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 166013460 is about 12884.6210654408. The cubic root of 166013460 is about 549.6013198928.

The spelling of 166013460 in words is "one hundred sixty-six million, thirteen thousand, four hundred sixty".