22940481024 has 60 divisors (see below), whose sum is σ = 66207794796. Its totient is φ = 7646825472.

The previous prime is 22940481023. The next prime is 22940481029. The reversal of 22940481024 is 42018404922.

22940481024 is a `hidden beast` number, since 229 + 404 + 8 + 1 + 0 + 24 = 666.

It is a super-2 number, since 2×22940481024² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 22940481024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22940481023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2484594 + ... + 2493809.

Almost surely, 2^22940481024 is an apocalyptic number.

22940481024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22940481024 is an abundant number, since it is smaller than the sum of its proper divisors (43267313772).

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

22940481024 is an equidigital number, since it uses as much as digits as its factorization.

22940481024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4978427 (or 4978408 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

Adding to 22940481024 its reverse (42018404922), we get a palindrome (64958885946).

The spelling of 22940481024 in words is "twenty-two billion, nine hundred forty million, four hundred eighty-one thousand, twenty-four".