431634436134 has 64 divisors (see below), whose sum is σ = 967861585152. Its totient is φ = 127192204800.

The previous prime is 431634436109. The next prime is 431634436141.

431634436134 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×431634436134² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 570954 + ... + 1090530.

It is an arithmetic number, because the mean of its divisors is an integer number (15122837268).

Almost surely, 2^431634436134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 431634436134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (483930792576).

431634436134 is an abundant number, since it is smaller than the sum of its proper divisors (536227149018).

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

431634436134 is a wasteful number, since it uses less digits than its factorization.

431634436134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519941.

The product of its digits is 746496, while the sum is 42.

It can be divided in two parts, 431634 and 436134, that added together give a palindrome (867768).

The spelling of 431634436134 in words is "four hundred thirty-one billion, six hundred thirty-four million, four hundred thirty-six thousand, one hundred thirty-four".