672567665152 has 40 divisors (see below), whose sum is σ = 1344949365276. Its totient is φ = 336001646592.

The previous prime is 672567665117. The next prime is 672567665153. The reversal of 672567665152 is 251566765276.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 622685122816 + 49882542336 = 789104^2 + 223344^2 .

It is not an unprimeable number, because it can be changed into a prime (672567665153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60268 + ... + 1161364.

Almost surely, 2^672567665152 is an apocalyptic number.

It is an amenable number.

672567665152 is a deficient number, since it is larger than the sum of its proper divisors (672381700124).

672567665152 is a wasteful number, since it uses less digits than its factorization.

672567665152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102308 (or 1102292 counting only the distinct ones).

The product of its digits is 31752000, while the sum is 58.

The spelling of 672567665152 in words is "six hundred seventy-two billion, five hundred sixty-seven million, six hundred sixty-five thousand, one hundred fifty-two".