625353050544 has 20 divisors (see below), whose sum is σ = 1615495380696. Its totient is φ = 208451016832.

The previous prime is 625353050501. The next prime is 625353050591. The reversal of 625353050544 is 445050353526.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 625353050496 and 625353050505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6514094229 + ... + 6514094324.

Almost surely, 2^625353050544 is an apocalyptic number.

It is an amenable number.

625353050544 is an abundant number, since it is smaller than the sum of its proper divisors (990142330152).

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

625353050544 is a wasteful number, since it uses less digits than its factorization.

625353050544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13028188564 (or 13028188558 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 42.

The spelling of 625353050544 in words is "six hundred twenty-five billion, three hundred fifty-three million, fifty thousand, five hundred forty-four".