22585881796 has 27 divisors (see below), whose sum is σ = 39855721773. Its totient is φ = 11199312720.

The previous prime is 22585881739. The next prime is 22585881809. The reversal of 22585881796 is 69718858522.

The square root of 22585881796 is 150286.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7239627396 + 15346254400 = 85086^2 + 123880^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 48993006 + ... + 48993466.

Almost surely, 2^22585881796 is an apocalyptic number.

22585881796 is the 150286-th square number.

It is an amenable number.

22585881796 is a deficient number, since it is larger than the sum of its proper divisors (17269839977).

22585881796 is an frugal number, since it uses more digits than its factorization.

22585881796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252 (or 626 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 61.

The spelling of 22585881796 in words is "twenty-two billion, five hundred eighty-five million, eight hundred eighty-one thousand, seven hundred ninety-six".