625455713 has 8 divisors (see below), whose sum is σ = 634747008. Its totient is φ = 616206384.

The previous prime is 625455689. The next prime is 625455739. The reversal of 625455713 is 317554526.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 625455713 - 2¹⁶ = 625390177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (625455763) 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, 20195 + ... + 40727.

It is an arithmetic number, because the mean of its divisors is an integer number (79343376).

Almost surely, 2^625455713 is an apocalyptic number.

It is an amenable number.

625455713 is a deficient number, since it is larger than the sum of its proper divisors (9291295).

625455713 is a wasteful number, since it uses less digits than its factorization.

625455713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20983.

The product of its digits is 126000, while the sum is 38.

The square root of 625455713 is about 25009.1125992107. The cubic root of 625455713 is about 855.1957250581.

The spelling of 625455713 in words is "six hundred twenty-five million, four hundred fifty-five thousand, seven hundred thirteen".