634712700025 has 24 divisors (see below), whose sum is σ = 797845006080. Its totient is φ = 500815136640.

The previous prime is 634712699987. The next prime is 634712700029. The reversal of 634712700025 is 520007217436.

It is a happy number.

It is not a de Polignac number, because 634712700025 - 2⁹ = 634712699513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (634712700029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1713564 + ... + 2050786.

It is an arithmetic number, because the mean of its divisors is an integer number (33243541920).

Almost surely, 2^634712700025 is an apocalyptic number.

It is an amenable number.

634712700025 is a deficient number, since it is larger than the sum of its proper divisors (163132306055).

634712700025 is a wasteful number, since it uses less digits than its factorization.

634712700025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338265 (or 338260 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 37.

The spelling of 634712700025 in words is "six hundred thirty-four billion, seven hundred twelve million, seven hundred thousand, twenty-five".