634925529436 has 24 divisors (see below), whose sum is σ = 1220265673200. Its totient is φ = 286665580800.

The previous prime is 634925529431. The next prime is 634925529449.

634925529436 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634925529431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48416685 + ... + 48429796.

It is an arithmetic number, because the mean of its divisors is an integer number (50844403050).

Almost surely, 2^634925529436 is an apocalyptic number.

It is an amenable number.

634925529436 is a deficient number, since it is larger than the sum of its proper divisors (585340143764).

634925529436 is a wasteful number, since it uses less digits than its factorization.

634925529436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96846645 (or 96846643 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 58.

The spelling of 634925529436 in words is "six hundred thirty-four billion, nine hundred twenty-five million, five hundred twenty-nine thousand, four hundred thirty-six".