431404404134 has 32 divisors (see below), whose sum is σ = 718816311072. Its totient is φ = 194151276000.

The previous prime is 431404404071. The next prime is 431404404149.

431404404134 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×431404404134² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 431404404134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 533417 + ... + 1071140.

It is an arithmetic number, because the mean of its divisors is an integer number (22463009721).

Almost surely, 2^431404404134 is an apocalyptic number.

431404404134 is a deficient number, since it is larger than the sum of its proper divisors (287411906938).

431404404134 is a wasteful number, since it uses less digits than its factorization.

431404404134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604693 (or 1604671 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

It can be divided in two parts, 431404 and 404134, that added together give a palindrome (835538).

The spelling of 431404404134 in words is "four hundred thirty-one billion, four hundred four million, four hundred four thousand, one hundred thirty-four".