22105534451 has 24 divisors (see below), whose sum is σ = 29843253504. Its totient is φ = 15900075360.

The previous prime is 22105534447. The next prime is 22105534463. The reversal of 22105534451 is 15443550122.

It is not a de Polignac number, because 22105534451 - 2² = 22105534447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22105534441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 836351 + ... + 862376.

It is an arithmetic number, because the mean of its divisors is an integer number (1243468896).

Almost surely, 2^22105534451 is an apocalyptic number.

22105534451 is a deficient number, since it is larger than the sum of its proper divisors (7737719053).

22105534451 is a wasteful number, since it uses less digits than its factorization.

22105534451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698771 (or 1698758 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 22105534451 in words is "twenty-two billion, one hundred five million, five hundred thirty-four thousand, four hundred fifty-one".