634414414437 has 12 divisors (see below), whose sum is σ = 916646658304. Its totient is φ = 422818197480.

The previous prime is 634414414433. The next prime is 634414414471. The reversal of 634414414437 is 734414414436.

634414414437 is a `hidden beast` number, since 63 + 4 + 4 + 144 + 1 + 443 + 7 = 666.

It is not a de Polignac number, because 634414414437 - 2² = 634414414433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 634414414392 and 634414414401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634414414433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10363243 + ... + 10424280.

Almost surely, 2^634414414437 is an apocalyptic number.

It is an amenable number.

634414414437 is a deficient number, since it is larger than the sum of its proper divisors (282232243867).

634414414437 is a wasteful number, since it uses less digits than its factorization.

634414414437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20790920 (or 20790917 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 45.

Subtracting 634414414437 from its reverse (734414414436), we obtain a palindrome (99999999999).

The spelling of 634414414437 in words is "six hundred thirty-four billion, four hundred fourteen million, four hundred fourteen thousand, four hundred thirty-seven".