22782385297 has 16 divisors (see below), whose sum is σ = 26952048000. Its totient is φ = 18842342400.

The previous prime is 22782385231. The next prime is 22782385303. The reversal of 22782385297 is 79258328722.

It is not a de Polignac number, because 22782385297 - 2²³ = 22773996689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22782385897) 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, 289954 + ... + 360052.

It is an arithmetic number, because the mean of its divisors is an integer number (1684503000).

Almost surely, 2^22782385297 is an apocalyptic number.

It is an amenable number.

22782385297 is a deficient number, since it is larger than the sum of its proper divisors (4169662703).

22782385297 is a wasteful number, since it uses less digits than its factorization.

22782385297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71736.

The product of its digits is 6773760, while the sum is 55.

The spelling of 22782385297 in words is "twenty-two billion, seven hundred eighty-two million, three hundred eighty-five thousand, two hundred ninety-seven".