634012653588 has 48 divisors (see below), whose sum is σ = 1554679304640. Its totient is φ = 200843725824.

The previous prime is 634012653587. The next prime is 634012653623. The reversal of 634012653588 is 885356210436.

It is a self number, because there is not a number n which added to its sum of digits gives 634012653588.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634012653587) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16585053 + ... + 16623236.

It is an arithmetic number, because the mean of its divisors is an integer number (32389152180).

Almost surely, 2^634012653588 is an apocalyptic number.

It is an amenable number.

634012653588 is an abundant number, since it is smaller than the sum of its proper divisors (920666651052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

634012653588 is a wasteful number, since it uses less digits than its factorization.

634012653588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33208376 (or 33208374 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 51.

The spelling of 634012653588 in words is "six hundred thirty-four billion, twelve million, six hundred fifty-three thousand, five hundred eighty-eight".