672255645574500 has 480 divisors, whose sum is σ = 2362424098978944. Its totient is φ = 165445641504000.

The previous prime is 672255645574483. The next prime is 672255645574589. The reversal of 672255645574500 is 5475546552276.

672255645574500 is a `hidden beast` number, since 6 + 7 + 2 + 2 + 5 + 5 + 6 + 4 + 5 + 574 + 50 + 0 = 666.

It is a super-2 number, since 2×672255645574500² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 2722408039 + ... + 2722654961.

Almost surely, 2^{672255645574500} is an apocalyptic number.

672255645574500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 672255645574500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1181212049489472).

672255645574500 is an abundant number, since it is smaller than the sum of its proper divisors (1690168453404444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

672255645574500 is a wasteful number, since it uses less digits than its factorization.

672255645574500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252138 (or 252117 counting only the distinct ones).

The product of its (nonzero) digits is 352800000, while the sum is 63.

The spelling of 672255645574500 in words is "six hundred seventy-two trillion, two hundred fifty-five billion, six hundred forty-five million, five hundred seventy-four thousand, five hundred".