672055238500 has 24 divisors (see below), whose sum is σ = 1467768641976. Its totient is φ = 268822095200.

The previous prime is 672055238431. The next prime is 672055238509. The reversal of 672055238500 is 5832550276.

It can be written as a sum of positive squares in 4 ways, for example, as 99599572836 + 572455665664 = 315594^2 + 756608^2 .

It is not an unprimeable number, because it can be changed into a prime (672055238509) 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, 672054739 + ... + 672055738.

It is an arithmetic number, because the mean of its divisors is an integer number (61157026749).

Almost surely, 2^672055238500 is an apocalyptic number.

It is an amenable number.

672055238500 is an abundant number, since it is smaller than the sum of its proper divisors (795713403476).

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

672055238500 is a wasteful number, since it uses less digits than its factorization.

672055238500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344110496 (or 1344110484 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 43.

Adding to 672055238500 its reverse (5832550276), we get a palindrome (677887788776).

The spelling of 672055238500 in words is "six hundred seventy-two billion, fifty-five million, two hundred thirty-eight thousand, five hundred".