462566988491 has 4 divisors (see below), whose sum is σ = 470407107000. Its totient is φ = 454726869984.

The previous prime is 462566988419. The next prime is 462566988503. The reversal of 462566988491 is 194889665264.

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

It is a cyclic number.

It is not a de Polignac number, because 462566988491 - 2²⁶ = 462499879627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (462566288491) 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, 3920059166 + ... + 3920059283.

It is an arithmetic number, because the mean of its divisors is an integer number (117601776750).

Almost surely, 2^462566988491 is an apocalyptic number.

462566988491 is a deficient number, since it is larger than the sum of its proper divisors (7840118509).

462566988491 is an equidigital number, since it uses as much as digits as its factorization.

462566988491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7840118508.

The product of its digits is 179159040, while the sum is 68.

The spelling of 462566988491 in words is "four hundred sixty-two billion, five hundred sixty-six million, nine hundred eighty-eight thousand, four hundred ninety-one".