672160566 has 48 divisors (see below), whose sum is σ = 1688746752. Its totient is φ = 174585840.

The previous prime is 672160529. The next prime is 672160597. The reversal of 672160566 is 665061276.

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, 61050 + ... + 71213.

It is an arithmetic number, because the mean of its divisors is an integer number (35182224).

Almost surely, 2^672160566 is an apocalyptic number.

672160566 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

672160566 is an abundant number, since it is smaller than the sum of its proper divisors (1016586186).

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

672160566 is a wasteful number, since it uses less digits than its factorization.

672160566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132297 (or 132286 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 672160566 is about 25926.0595926184. The cubic root of 672160566 is about 875.9735845124.

The spelling of 672160566 in words is "six hundred seventy-two million, one hundred sixty thousand, five hundred sixty-six".