56466299266466 has 16 divisors (see below), whose sum is σ = 85850067638400. Its totient is φ = 27850264002288.

The previous prime is 56466299266463. The next prime is 56466299266501. The reversal of 56466299266466 is 66466299266465.

It is not an unprimeable number, because it can be changed into a prime (56466299266463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163313876 + ... + 163659263.

It is an arithmetic number, because the mean of its divisors is an integer number (5365629227400).

Almost surely, 2^{56466299266466} is an apocalyptic number.

56466299266466 is a deficient number, since it is larger than the sum of its proper divisors (29383768371934).

56466299266466 is a wasteful number, since it uses less digits than its factorization.

56466299266466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326974313.

The product of its digits is 7255941120, while the sum is 77.

Subtracting 56466299266466 from its reverse (66466299266465), we obtain a palindrome (9999999999999).

The spelling of 56466299266466 in words is "fifty-six trillion, four hundred sixty-six billion, two hundred ninety-nine million, two hundred sixty-six thousand, four hundred sixty-six".