672445466537 has 8 divisors (see below), whose sum is σ = 724184610240. Its totient is φ = 620708118480.

The previous prime is 672445466519. The next prime is 672445466569. The reversal of 672445466537 is 735664544276.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 672445466537 - 2²⁰ = 672444417961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (672445466507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386462 + ... + 1222392.

It is an arithmetic number, because the mean of its divisors is an integer number (90523076280).

Almost surely, 2^672445466537 is an apocalyptic number.

It is an amenable number.

672445466537 is a deficient number, since it is larger than the sum of its proper divisors (51739143703).

672445466537 is a wasteful number, since it uses less digits than its factorization.

672445466537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897823.

The product of its digits is 101606400, while the sum is 59.

The spelling of 672445466537 in words is "six hundred seventy-two billion, four hundred forty-five million, four hundred sixty-six thousand, five hundred thirty-seven".