672150780660 has 48 divisors (see below), whose sum is σ = 1883131500096. Its totient is φ = 179134559232.

The previous prime is 672150780647. The next prime is 672150780713. The reversal of 672150780660 is 66087051276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3198862 + ... + 3402501.

It is an arithmetic number, because the mean of its divisors is an integer number (39231906252).

Almost surely, 2^672150780660 is an apocalyptic number.

672150780660 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

672150780660 is an abundant number, since it is smaller than the sum of its proper divisors (1210980719436).

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

672150780660 is a wasteful number, since it uses less digits than its factorization.

672150780660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6603072 (or 6603070 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 672150780660 in words is "six hundred seventy-two billion, one hundred fifty million, seven hundred eighty thousand, six hundred sixty".