634243222342436 has 24 divisors (see below), whose sum is σ = 1268721916760256. Its totient is φ = 271768065559200.

The previous prime is 634243222342361. The next prime is 634243222342453.

It is a happy number.

634243222342436 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×634243222342436³ (a number of 45 digits) contains 333 as substring.

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, 2102275715 + ... + 2102577386.

It is an arithmetic number, because the mean of its divisors is an integer number (52863413198344).

Almost surely, 2^{634243222342436} is an apocalyptic number.

It is an amenable number.

634243222342436 is an abundant number, since it is smaller than the sum of its proper divisors (634478694417820).

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

634243222342436 is a wasteful number, since it uses less digits than its factorization.

634243222342436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4204858499 (or 4204858497 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 50.

The spelling of 634243222342436 in words is "six hundred thirty-four trillion, two hundred forty-three billion, two hundred twenty-two million, three hundred forty-two thousand, four hundred thirty-six".