22956345689578 has 32 divisors (see below), whose sum is σ = 40674785433984. Its totient is φ = 9511558684992.

The previous prime is 22956345689573. The next prime is 22956345689593. The reversal of 22956345689578 is 87598654365922.

It is a junction number, because it is equal to n+sod(n) for n = 22956345689498 and 22956345689507.

It is not an unprimeable number, because it can be changed into a prime (22956345689573) 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, 141056476 + ... + 141219127.

It is an arithmetic number, because the mean of its divisors is an integer number (1271087044812).

Almost surely, 2^{22956345689578} is an apocalyptic number.

22956345689578 is a deficient number, since it is larger than the sum of its proper divisors (17718439744406).

22956345689578 is a wasteful number, since it uses less digits than its factorization.

22956345689578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282275806.

The product of its digits is 7838208000, while the sum is 79.

The spelling of 22956345689578 in words is "twenty-two trillion, nine hundred fifty-six billion, three hundred forty-five million, six hundred eighty-nine thousand, five hundred seventy-eight".