22085457737 has 16 divisors (see below), whose sum is σ = 25357664640. Its totient is φ = 18842744448.

The previous prime is 22085457733. The next prime is 22085457767. The reversal of 22085457737 is 73775458022.

It is a cyclic number.

It is not a de Polignac number, because 22085457737 - 2² = 22085457733 is a prime.

It is a super-2 number, since 2×22085457737² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22085457733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1332143 + ... + 1348619.

It is an arithmetic number, because the mean of its divisors is an integer number (1584854040).

Almost surely, 2^22085457737 is an apocalyptic number.

It is an amenable number.

22085457737 is a deficient number, since it is larger than the sum of its proper divisors (3272206903).

22085457737 is a wasteful number, since it uses less digits than its factorization.

22085457737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17360.

The product of its (nonzero) digits is 3292800, while the sum is 50.

The spelling of 22085457737 in words is "twenty-two billion, eighty-five million, four hundred fifty-seven thousand, seven hundred thirty-seven".