22042077696 has 200 divisors, whose sum is σ = 66875993844. Its totient is φ = 7226081280.

The previous prime is 22042077689. The next prime is 22042077703. The reversal of 22042077696 is 69677024022.

It is an interprime number because it is at equal distance from previous prime (22042077689) and next prime (22042077703).

It can be written as a sum of positive squares in 2 ways, for example, as 22041559296 + 518400 = 148464^2 + 720^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2525436 + ... + 2534148.

Almost surely, 2^22042077696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22042077696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33437996922).

22042077696 is an abundant number, since it is smaller than the sum of its proper divisors (44833916148).

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

22042077696 is an frugal number, since it uses more digits than its factorization.

22042077696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8804 (or 8779 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

It can be divided in two parts, 220420 and 77696, that added together give a square (298116 = 546²).

The spelling of 22042077696 in words is "twenty-two billion, forty-two million, seventy-seven thousand, six hundred ninety-six".