22796890389 has 72 divisors (see below), whose sum is σ = 41400227232. Its totient is φ = 11981390400.

The previous prime is 22796890331. The next prime is 22796890411. The reversal of 22796890389 is 98309869722.

It is not a de Polignac number, because 22796890389 - 2²⁰ = 22795841813 is a prime.

It is a super-2 number, since 2×22796890389² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22796890489) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1615414 + ... + 1629464.

It is an arithmetic number, because the mean of its divisors is an integer number (575003156).

Almost surely, 2^22796890389 is an apocalyptic number.

It is an amenable number.

22796890389 is a deficient number, since it is larger than the sum of its proper divisors (18603336843).

22796890389 is a wasteful number, since it uses less digits than its factorization.

22796890389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14367 (or 14357 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The spelling of 22796890389 in words is "twenty-two billion, seven hundred ninety-six million, eight hundred ninety thousand, three hundred eighty-nine".