672271772700 has 72 divisors (see below), whose sum is σ = 2121934187520. Its totient is φ = 162974974400.

The previous prime is 672271772629. The next prime is 672271772717. The reversal of 672271772700 is 7277172276.

It is a self number, because there is not a number n which added to its sum of digits gives 672271772700.

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, 101856060 + ... + 101862659.

It is an arithmetic number, because the mean of its divisors is an integer number (29471308160).

Almost surely, 2^672271772700 is an apocalyptic number.

672271772700 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

672271772700 is an abundant number, since it is smaller than the sum of its proper divisors (1449662414820).

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

672271772700 is a wasteful number, since it uses less digits than its factorization.

672271772700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203718747 (or 203718740 counting only the distinct ones).

The product of its (nonzero) digits is 806736, while the sum is 48.

The spelling of 672271772700 in words is "six hundred seventy-two billion, two hundred seventy-one million, seven hundred seventy-two thousand, seven hundred".