634245621110 has 64 divisors (see below), whose sum is σ = 1198014883200. Its totient is φ = 241299581952.

The previous prime is 634245621109. The next prime is 634245621161. The reversal of 634245621110 is 11126542436.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29809556 + ... + 29830824.

It is an arithmetic number, because the mean of its divisors is an integer number (18718982550).

Almost surely, 2^634245621110 is an apocalyptic number.

634245621110 is a deficient number, since it is larger than the sum of its proper divisors (563769262090).

634245621110 is a wasteful number, since it uses less digits than its factorization.

634245621110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22025.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 634245621110 in words is "six hundred thirty-four billion, two hundred forty-five million, six hundred twenty-one thousand, one hundred ten".