634043909340436 has 48 divisors (see below), whose sum is σ = 1273702013337600. Its totient is φ = 270530114748768.

The previous prime is 634043909340367. The next prime is 634043909340487.

634043909340436 is nontrivially palindromic in base 10.

634043909340436 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 15 ways as a sum of consecutive naturals, for example, 295368045 + ... + 297506923.

It is an arithmetic number, because the mean of its divisors is an integer number (26535458611200).

Almost surely, 2^{634043909340436} is an apocalyptic number.

It is an amenable number.

634043909340436 is an abundant number, since it is smaller than the sum of its proper divisors (639658103997164).

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

634043909340436 is a wasteful number, since it uses less digits than its factorization.

634043909340436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185756 (or 2185754 counting only the distinct ones).

The product of its (nonzero) digits is 60466176, while the sum is 58.

The spelling of 634043909340436 in words is "six hundred thirty-four trillion, forty-three billion, nine hundred nine million, three hundred forty thousand, four hundred thirty-six".