634244101442436 has 12 divisors (see below), whose sum is σ = 1479902903365712. Its totient is φ = 211414700480808.

The previous prime is 634244101442423. The next prime is 634244101442459.

634244101442436 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×634244101442436² (a number of 30 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 26426837560090 + ... + 26426837560113.

Almost surely, 2^{634244101442436} is an apocalyptic number.

It is an amenable number.

634244101442436 is an abundant number, since it is smaller than the sum of its proper divisors (845658801923276).

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

634244101442436 is a wasteful number, since it uses less digits than its factorization.

634244101442436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52853675120210 (or 52853675120208 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 48.

It can be divided in two parts, 63424410 and 1442436, that added together give a palindrome (64866846).

The spelling of 634244101442436 in words is "six hundred thirty-four trillion, two hundred forty-four billion, one hundred one million, four hundred forty-two thousand, four hundred thirty-six".