456412436021 has 4 divisors (see below), whose sum is σ = 480434143200. Its totient is φ = 432390728844.

The previous prime is 456412435951. The next prime is 456412436087. The reversal of 456412436021 is 120634214654.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 456412436021 - 2³⁰ = 455338694197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456412436321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12010853561 + ... + 12010853598.

It is an arithmetic number, because the mean of its divisors is an integer number (120108535800).

Almost surely, 2^456412436021 is an apocalyptic number.

It is an amenable number.

456412436021 is a deficient number, since it is larger than the sum of its proper divisors (24021707179).

456412436021 is a wasteful number, since it uses less digits than its factorization.

456412436021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24021707178.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 456412436021 in words is "four hundred fifty-six billion, four hundred twelve million, four hundred thirty-six thousand, twenty-one".