634692296436 has 48 divisors (see below), whose sum is σ = 1615628464128. Its totient is φ = 192325276000.

The previous prime is 634692296429. The next prime is 634692296503.

634692296436 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×634692296436² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 634692296436.

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, 7076971 + ... + 7166093.

It is an arithmetic number, because the mean of its divisors is an integer number (33658926336).

Almost surely, 2^634692296436 is an apocalyptic number.

634692296436 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

634692296436 is an abundant number, since it is smaller than the sum of its proper divisors (980936167692).

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

634692296436 is a wasteful number, since it uses less digits than its factorization.

634692296436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143092 (or 143090 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 60.

The spelling of 634692296436 in words is "six hundred thirty-four billion, six hundred ninety-two million, two hundred ninety-six thousand, four hundred thirty-six".