22464523451211 has 16 divisors (see below), whose sum is σ = 29988501628800. Its totient is φ = 14958448118208.

The previous prime is 22464523451197. The next prime is 22464523451221. The reversal of 22464523451211 is 11215432546422.

It is a de Polignac number, because none of the positive numbers 2^k-22464523451211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22464523451221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108853320 + ... + 109059498.

It is an arithmetic number, because the mean of its divisors is an integer number (1874281351800).

Almost surely, 2^{22464523451211} is an apocalyptic number.

22464523451211 is a deficient number, since it is larger than the sum of its proper divisors (7523978177589).

22464523451211 is a wasteful number, since it uses less digits than its factorization.

22464523451211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249418.

The product of its digits is 460800, while the sum is 42.

Adding to 22464523451211 its reverse (11215432546422), we get a palindrome (33679955997633).

The spelling of 22464523451211 in words is "twenty-two trillion, four hundred sixty-four billion, five hundred twenty-three million, four hundred fifty-one thousand, two hundred eleven".