22495324149 has 6 divisors (see below), whose sum is σ = 32493246006. Its totient is φ = 14996882760.

The previous prime is 22495324147. The next prime is 22495324177. The reversal of 22495324149 is 94142359422.

22495324149 is a `hidden beast` number, since 224 + 9 + 5 + 3 + 2 + 414 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 19601960049 + 2893364100 = 140007^2 + 53790^2 .

It is not a de Polignac number, because 22495324149 - 2¹ = 22495324147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22495324141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1249740222 + ... + 1249740239.

It is an arithmetic number, because the mean of its divisors is an integer number (5415541001).

Almost surely, 2^22495324149 is an apocalyptic number.

It is an amenable number.

22495324149 is a deficient number, since it is larger than the sum of its proper divisors (9997921857).

22495324149 is a wasteful number, since it uses less digits than its factorization.

22495324149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499480467 (or 2499480464 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The spelling of 22495324149 in words is "twenty-two billion, four hundred ninety-five million, three hundred twenty-four thousand, one hundred forty-nine".