634422224436 has 96 divisors (see below), whose sum is σ = 1987560572928. Its totient is φ = 152109221760.

The previous prime is 634422224413. The next prime is 634422224473.

634422224436 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26395840 + ... + 26419863.

It is an arithmetic number, because the mean of its divisors is an integer number (20703755968).

Almost surely, 2^634422224436 is an apocalyptic number.

634422224436 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

634422224436 is an abundant number, since it is smaller than the sum of its proper divisors (1353138348492).

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

634422224436 is a wasteful number, since it uses less digits than its factorization.

634422224436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52815741 (or 52815739 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 42.

It can be divided in two parts, 634422 and 224436, that added together give a palindrome (858858).

The spelling of 634422224436 in words is "six hundred thirty-four billion, four hundred twenty-two million, two hundred twenty-four thousand, four hundred thirty-six".