672265563823 has 8 divisors (see below), whose sum is σ = 768494321792. Its totient is φ = 576084510936.

The previous prime is 672265563821. The next prime is 672265563917. The reversal of 672265563823 is 328365562276.

It is a happy number.

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 672265563823 - 2¹ = 672265563821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672265563821) 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, 11896065 + ... + 11952442.

It is an arithmetic number, because the mean of its divisors is an integer number (96061790224).

Almost surely, 2^672265563823 is an apocalyptic number.

672265563823 is a deficient number, since it is larger than the sum of its proper divisors (96228757969).

672265563823 is a wasteful number, since it uses less digits than its factorization.

672265563823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23852541.

The product of its digits is 21772800, while the sum is 55.

The spelling of 672265563823 in words is "six hundred seventy-two billion, two hundred sixty-five million, five hundred sixty-three thousand, eight hundred twenty-three".