634013435828 has 12 divisors (see below), whose sum is σ = 1109549112672. Its totient is φ = 316999403640.

The previous prime is 634013435789. The next prime is 634013435893. The reversal of 634013435828 is 828534310436.

634013435828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1631168 + ... + 1982103.

It is an arithmetic number, because the mean of its divisors is an integer number (92462426056).

Almost surely, 2^634013435828 is an apocalyptic number.

It is an amenable number.

634013435828 is a deficient number, since it is larger than the sum of its proper divisors (475535676844).

634013435828 is a wasteful number, since it uses less digits than its factorization.

634013435828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3657142 (or 3657140 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 47.

The spelling of 634013435828 in words is "six hundred thirty-four billion, thirteen million, four hundred thirty-five thousand, eight hundred twenty-eight".