672765300030554 has 16 divisors (see below), whose sum is σ = 1068519388622400. Its totient is φ = 316592533247424.

The previous prime is 672765300030479. The next prime is 672765300030679. The reversal of 672765300030554 is 455030003567276.

It is a super-2 number, since 2×672765300030554² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 672765300030496 and 672765300030505.

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, 86923424 + ... + 94346235.

It is an arithmetic number, because the mean of its divisors is an integer number (66782461788900).

Almost surely, 2^{672765300030554} is an apocalyptic number.

672765300030554 is a deficient number, since it is larger than the sum of its proper divisors (395754088591846).

672765300030554 is a wasteful number, since it uses less digits than its factorization.

672765300030554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181378837.

The product of its (nonzero) digits is 15876000, while the sum is 53.

The spelling of 672765300030554 in words is "six hundred seventy-two trillion, seven hundred sixty-five billion, three hundred million, thirty thousand, five hundred fifty-four".