22485777008 has 20 divisors (see below), whose sum is σ = 44091089448. Its totient is φ = 11107431360.

The previous prime is 22485777007. The next prime is 22485777023. The reversal of 22485777008 is 80077758422.

It is a super-2 number, since 2×22485777008² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22485777007) 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, 8464703 + ... + 8467358.

Almost surely, 2^22485777008 is an apocalyptic number.

It is an amenable number.

22485777008 is a deficient number, since it is larger than the sum of its proper divisors (21605312440).

22485777008 is a wasteful number, since it uses less digits than its factorization.

22485777008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16932152 (or 16932146 counting only the distinct ones).

The product of its (nonzero) digits is 1756160, while the sum is 50.

The spelling of 22485777008 in words is "twenty-two billion, four hundred eighty-five million, seven hundred seventy-seven thousand, eight".