456431418809 has 4 divisors (see below), whose sum is σ = 456433192740. Its totient is φ = 456429644880.

The previous prime is 456431418803. The next prime is 456431418811. The reversal of 456431418809 is 908814134654.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 258003043600 + 198428375209 = 507940^2 + 445453^2 .

It is a cyclic number.

It is not a de Polignac number, because 456431418809 - 2³⁶ = 387711942073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456431418803) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 418562 + ... + 1043099.

It is an arithmetic number, because the mean of its divisors is an integer number (114108298185).

Almost surely, 2^456431418809 is an apocalyptic number.

It is an amenable number.

456431418809 is a deficient number, since it is larger than the sum of its proper divisors (1773931).

456431418809 is a wasteful number, since it uses less digits than its factorization.

456431418809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773930.

The product of its (nonzero) digits is 3317760, while the sum is 53.

The spelling of 456431418809 in words is "four hundred fifty-six billion, four hundred thirty-one million, four hundred eighteen thousand, eight hundred nine".