672730275437 has 16 divisors (see below), whose sum is σ = 762578386944. Its totient is φ = 587925270000.

The previous prime is 672730275421. The next prime is 672730275439. The reversal of 672730275437 is 734572037276.

It is a cyclic number.

It is not a de Polignac number, because 672730275437 - 2⁴ = 672730275421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672730275439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6481013 + ... + 6583994.

It is an arithmetic number, because the mean of its divisors is an integer number (47661149184).

Almost surely, 2^672730275437 is an apocalyptic number.

It is an amenable number.

672730275437 is a deficient number, since it is larger than the sum of its proper divisors (89848111507).

672730275437 is a wasteful number, since it uses less digits than its factorization.

672730275437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13065200.

The product of its (nonzero) digits is 10372320, while the sum is 53.

The spelling of 672730275437 in words is "six hundred seventy-two billion, seven hundred thirty million, two hundred seventy-five thousand, four hundred thirty-seven".