22612704774 has 16 divisors (see below), whose sum is σ = 49336810560. Its totient is φ = 6852334760.

The previous prime is 22612704773. The next prime is 22612704791. The reversal of 22612704774 is 47740721622.

It is a super-2 number, since 2×22612704774² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22612704773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171308304 + ... + 171308435.

It is an arithmetic number, because the mean of its divisors is an integer number (3083550660).

Almost surely, 2^22612704774 is an apocalyptic number.

22612704774 is an abundant number, since it is smaller than the sum of its proper divisors (26724105786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22612704774 is a wasteful number, since it uses less digits than its factorization.

22612704774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342616755.

The product of its (nonzero) digits is 263424, while the sum is 42.

The spelling of 22612704774 in words is "twenty-two billion, six hundred twelve million, seven hundred four thousand, seven hundred seventy-four".