634409795036 has 24 divisors (see below), whose sum is σ = 1112951088480. Its totient is φ = 316424174400.

The previous prime is 634409795011. The next prime is 634409795051. The reversal of 634409795036 is 630597904436.

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 7 ways as a sum of consecutive naturals, for example, 6481025 + ... + 6578183.

It is an arithmetic number, because the mean of its divisors is an integer number (46372962020).

Almost surely, 2^634409795036 is an apocalyptic number.

It is an amenable number.

634409795036 is a deficient number, since it is larger than the sum of its proper divisors (478541293444).

634409795036 is a wasteful number, since it uses less digits than its factorization.

634409795036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101165 (or 101163 counting only the distinct ones).

The product of its (nonzero) digits is 14696640, while the sum is 56.

The spelling of 634409795036 in words is "six hundred thirty-four billion, four hundred nine million, seven hundred ninety-five thousand, thirty-six".