634725125002 has 8 divisors (see below), whose sum is σ = 953236167300. Its totient is φ = 316979735904.

The previous prime is 634725124997. The next prime is 634725125039. The reversal of 634725125002 is 200521527436.

It can be written as a sum of positive squares in 2 ways, for example, as 634397913081 + 327211921 = 796491^2 + 18089^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191411227 + ... + 191414542.

Almost surely, 2^634725125002 is an apocalyptic number.

634725125002 is a deficient number, since it is larger than the sum of its proper divisors (318511042298).

634725125002 is a wasteful number, since it uses less digits than its factorization.

634725125002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382826600.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 634725125002 in words is "six hundred thirty-four billion, seven hundred twenty-five million, one hundred twenty-five thousand, two".