431656343656134 has 32 divisors (see below), whose sum is σ = 890551389897216. Its totient is φ = 139379926641120.

The previous prime is 431656343656123. The next prime is 431656343656147.

It is a happy number.

431656343656134 is nontrivially palindromic in base 10.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 4282764462 + ... + 4282865249.

It is an arithmetic number, because the mean of its divisors is an integer number (27829730934288).

Almost surely, 2^{431656343656134} is an apocalyptic number.

431656343656134 is an abundant number, since it is smaller than the sum of its proper divisors (458895046241082).

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

431656343656134 is a wasteful number, since it uses less digits than its factorization.

431656343656134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8565629980.

The product of its digits is 167961600, while the sum is 60.

The spelling of 431656343656134 in words is "four hundred thirty-one trillion, six hundred fifty-six billion, three hundred forty-three million, six hundred fifty-six thousand, one hundred thirty-four".