672640453498 has 16 divisors (see below), whose sum is σ = 1087057562976. Its totient is φ = 310311005040.

The previous prime is 672640453481. The next prime is 672640453501. The reversal of 672640453498 is 894354046276.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5708688 + ... + 5825323.

It is an arithmetic number, because the mean of its divisors is an integer number (67941097686).

Almost surely, 2^672640453498 is an apocalyptic number.

672640453498 is a deficient number, since it is larger than the sum of its proper divisors (414417109478).

672640453498 is a wasteful number, since it uses less digits than its factorization.

672640453498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11536269.

The product of its (nonzero) digits is 34836480, while the sum is 58.

The spelling of 672640453498 in words is "six hundred seventy-two billion, six hundred forty million, four hundred fifty-three thousand, four hundred ninety-eight".