672089072612 has 6 divisors (see below), whose sum is σ = 1176155877078. Its totient is φ = 336044536304.

The previous prime is 672089072609. The next prime is 672089072701. The reversal of 672089072612 is 216270980276.

It can be written as a sum of positive squares in only one way, i.e., 554807481316 + 117281591296 = 744854^2 + 342464^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84011134073 + ... + 84011134080.

It is an arithmetic number, because the mean of its divisors is an integer number (196025979513).

Almost surely, 2^672089072612 is an apocalyptic number.

It is an amenable number.

672089072612 is a deficient number, since it is larger than the sum of its proper divisors (504066804466).

672089072612 is a wasteful number, since it uses less digits than its factorization.

672089072612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168022268157 (or 168022268155 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 50.

The spelling of 672089072612 in words is "six hundred seventy-two billion, eighty-nine million, seventy-two thousand, six hundred twelve".