672560860140 has 108 divisors (see below), whose sum is σ = 2209103848224. Its totient is φ = 165553435008.

The previous prime is 672560860123. The next prime is 672560860151. The reversal of 672560860140 is 41068065276.

672560860140 is a `hidden beast` number, since 6 + 7 + 2 + 560 + 86 + 0 + 1 + 4 + 0 = 666.

672560860140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×672560860140² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11024164 + ... + 11085003.

Almost surely, 2^672560860140 is an apocalyptic number.

672560860140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

672560860140 is an abundant number, since it is smaller than the sum of its proper divisors (1536542988084).

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

672560860140 is a wasteful number, since it uses less digits than its factorization.

672560860140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22109208 (or 22109190 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 672560860140 in words is "six hundred seventy-two billion, five hundred sixty million, eight hundred sixty thousand, one hundred forty".