634369101963436 has 24 divisors (see below), whose sum is σ = 1268742767860736. Its totient is φ = 271871494284240.

The previous prime is 634369101963409. The next prime is 634369101963463.

It is a happy number.

634369101963436 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (634369101963409) and next prime (634369101963463).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32799420 + ... + 48420451.

Almost surely, 2^{634369101963436} is an apocalyptic number.

It is an amenable number.

634369101963436 is an abundant number, since it is smaller than the sum of its proper divisors (634373665897300).

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

634369101963436 is a wasteful number, since it uses less digits than its factorization.

634369101963436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81498829 (or 81498827 counting only the distinct ones).

The product of its (nonzero) digits is 136048896, while the sum is 64.

The spelling of 634369101963436 in words is "six hundred thirty-four trillion, three hundred sixty-nine billion, one hundred one million, nine hundred sixty-three thousand, four hundred thirty-six".