456991992289 has 4 divisors (see below), whose sum is σ = 522276562624. Its totient is φ = 391707421956.

The previous prime is 456991992263. The next prime is 456991992307. The reversal of 456991992289 is 982299199654.

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 456991992289 - 2⁵ = 456991992257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456991992209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32642285157 + ... + 32642285170.

It is an arithmetic number, because the mean of its divisors is an integer number (130569140656).

Almost surely, 2^456991992289 is an apocalyptic number.

It is an amenable number.

456991992289 is a deficient number, since it is larger than the sum of its proper divisors (65284570335).

456991992289 is an equidigital number, since it uses as much as digits as its factorization.

456991992289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65284570334.

The product of its digits is 226748160, while the sum is 73.

The spelling of 456991992289 in words is "four hundred fifty-six billion, nine hundred ninety-one million, nine hundred ninety-two thousand, two hundred eighty-nine".