22340511621 has 24 divisors (see below), whose sum is σ = 32516789760. Its totient is φ = 14779951200.

The previous prime is 22340511527. The next prime is 22340511629. The reversal of 22340511621 is 12611504322.

22340511621 is a `hidden beast` number, since 2 + 2 + 34 + 0 + 5 + 1 + 1 + 621 = 666.

It is not a de Polignac number, because 22340511621 - 2⁷ = 22340511493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22340511629) 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 23 ways as a sum of consecutive naturals, for example, 765976 + ... + 794606.

It is an arithmetic number, because the mean of its divisors is an integer number (1354866240).

Almost surely, 2^22340511621 is an apocalyptic number.

It is an amenable number.

22340511621 is a deficient number, since it is larger than the sum of its proper divisors (10176278139).

22340511621 is a wasteful number, since it uses less digits than its factorization.

22340511621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29297 (or 29294 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The spelling of 22340511621 in words is "twenty-two billion, three hundred forty million, five hundred eleven thousand, six hundred twenty-one".