22948407689985 has 80 divisors (see below), whose sum is σ = 43560572622336. Its totient is φ = 11518250015232.

The previous prime is 22948407689959. The next prime is 22948407690011. The reversal of 22948407689985 is 58998670484922.

22948407689985 is a `hidden beast` number, since 2 + 2 + 9 + 48 + 407 + 6 + 8 + 99 + 85 = 666.

It is an interprime number because it is at equal distance from previous prime (22948407689959) and next prime (22948407690011).

It is not a de Polignac number, because 22948407689985 - 2⁵ = 22948407689953 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 87328962 + ... + 87591348.

Almost surely, 2^{22948407689985} is an apocalyptic number.

It is an amenable number.

22948407689985 is a deficient number, since it is larger than the sum of its proper divisors (20612164932351).

22948407689985 is a wasteful number, since it uses less digits than its factorization.

22948407689985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275124 (or 275115 counting only the distinct ones).

The product of its (nonzero) digits is 5016453120, while the sum is 81.

The spelling of 22948407689985 in words is "twenty-two trillion, nine hundred forty-eight billion, four hundred seven million, six hundred eighty-nine thousand, nine hundred eighty-five".