625255525 has 12 divisors (see below), whose sum is σ = 776612992. Its totient is φ = 499368240.

The previous prime is 625255513. The next prime is 625255531. The reversal of 625255525 is 525552526.

It is not a de Polignac number, because 625255525 - 2⁵ = 625255493 is a prime.

It is a super-3 number, since 3×625255525³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5427 + ... + 35776.

Almost surely, 2^625255525 is an apocalyptic number.

It is an amenable number.

625255525 is a deficient number, since it is larger than the sum of its proper divisors (151357467).

625255525 is a wasteful number, since it uses less digits than its factorization.

625255525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41820 (or 41815 counting only the distinct ones).

The product of its digits is 150000, while the sum is 37.

The square root of 625255525 is about 25005.1099777625. The cubic root of 625255525 is about 855.1044752239.

The spelling of 625255525 in words is "six hundred twenty-five million, two hundred fifty-five thousand, five hundred twenty-five".