625632642552232 has 128 divisors (see below), whose sum is σ = 1382941736985600. Its totient is φ = 259771200998400.

The previous prime is 625632642552199. The next prime is 625632642552283. The reversal of 625632642552232 is 232255246236526.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 671123007 + ... + 672054577.

It is an arithmetic number, because the mean of its divisors is an integer number (10804232320200).

Almost surely, 2^{625632642552232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 625632642552232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (691470868492800).

625632642552232 is an abundant number, since it is smaller than the sum of its proper divisors (757309094433368).

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

625632642552232 is a wasteful number, since it uses less digits than its factorization.

625632642552232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933887 (or 933883 counting only the distinct ones).

The product of its digits is 62208000, while the sum is 55.

Adding to 625632642552232 its reverse (232255246236526), we get a palindrome (857887888788758).

The spelling of 625632642552232 in words is "six hundred twenty-five trillion, six hundred thirty-two billion, six hundred forty-two million, five hundred fifty-two thousand, two hundred thirty-two".