22140996160 has 28 divisors (see below), whose sum is σ = 52723247868. Its totient is φ = 8856398336.

The previous prime is 22140996149. The next prime is 22140996167. The reversal of 22140996160 is 6169904122.

It can be written as a sum of positive squares in 2 ways, for example, as 2917728256 + 19223267904 = 54016^2 + 138648^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (22140996167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34594987 + ... + 34595626.

Almost surely, 2^22140996160 is an apocalyptic number.

22140996160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22140996160 is an abundant number, since it is smaller than the sum of its proper divisors (30582251708).

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

22140996160 is an equidigital number, since it uses as much as digits as its factorization.

22140996160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69190630 (or 69190620 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 22140996160 in words is "twenty-two billion, one hundred forty million, nine hundred ninety-six thousand, one hundred sixty".