466497266891 has 4 divisors (see below), whose sum is σ = 466498634784. Its totient is φ = 466495899000.

The previous prime is 466497266857. The next prime is 466497266897. The reversal of 466497266891 is 198662794664.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 466497266891 - 2²⁶ = 466430158027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (466497266897) 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, 288206 + ... + 1007996.

It is an arithmetic number, because the mean of its divisors is an integer number (116624658696).

Almost surely, 2^466497266891 is an apocalyptic number.

466497266891 is a deficient number, since it is larger than the sum of its proper divisors (1367893).

466497266891 is an equidigital number, since it uses as much as digits as its factorization.

466497266891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367892.

The product of its digits is 188116992, while the sum is 68.

The spelling of 466497266891 in words is "four hundred sixty-six billion, four hundred ninety-seven million, two hundred sixty-six thousand, eight hundred ninety-one".