634032853258 has 16 divisors (see below), whose sum is σ = 1086942034944. Its totient is φ = 271721222640.

The previous prime is 634032853243. The next prime is 634032853283. The reversal of 634032853258 is 852358230436.

It is a super-2 number, since 2×634032853258² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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, 24810 + ... + 1126357.

It is an arithmetic number, because the mean of its divisors is an integer number (67933877184).

Almost surely, 2^634032853258 is an apocalyptic number.

634032853258 is a deficient number, since it is larger than the sum of its proper divisors (452909181686).

634032853258 is a wasteful number, since it uses less digits than its factorization.

634032853258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190517.

The product of its (nonzero) digits is 4147200, while the sum is 49.

The spelling of 634032853258 in words is "six hundred thirty-four billion, thirty-two million, eight hundred fifty-three thousand, two hundred fifty-eight".