264406621464022 has 16 divisors (see below), whose sum is σ = 398654935081920. Its totient is φ = 131522714068032.

The previous prime is 264406621463989. The next prime is 264406621464043. The reversal of 264406621464022 is 220464126604462.

It is a super-2 number, since 2×264406621464022² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267246753 + ... + 268234300.

It is an arithmetic number, because the mean of its divisors is an integer number (24915933442620).

Almost surely, 2^{264406621464022} is an apocalyptic number.

264406621464022 is a deficient number, since it is larger than the sum of its proper divisors (134248313617898).

264406621464022 is a wasteful number, since it uses less digits than its factorization.

264406621464022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535482327.

The product of its (nonzero) digits is 5308416, while the sum is 49.

The spelling of 264406621464022 in words is "two hundred sixty-four trillion, four hundred six billion, six hundred twenty-one million, four hundred sixty-four thousand, twenty-two".