672122770512 has 40 divisors (see below), whose sum is σ = 1736446541856. Its totient is φ = 224024228736.

The previous prime is 672122770499. The next prime is 672122770541. The reversal of 672122770512 is 215077221276.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137743 + ... + 1167569.

Almost surely, 2^672122770512 is an apocalyptic number.

It is an amenable number.

672122770512 is an abundant number, since it is smaller than the sum of its proper divisors (1064323771344).

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

672122770512 is a wasteful number, since it uses less digits than its factorization.

672122770512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043435 (or 1043429 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 42.

Adding to 672122770512 its reverse (215077221276), we get a palindrome (887199991788).

The spelling of 672122770512 in words is "six hundred seventy-two billion, one hundred twenty-two million, seven hundred seventy thousand, five hundred twelve".