22423207473 has 12 divisors (see below), whose sum is σ = 32508597888. Its totient is φ = 14893641720.

The previous prime is 22423207453. The next prime is 22423207481. The reversal of 22423207473 is 37470232422.

22423207473 is a `hidden beast` number, since 22 + 423 + 207 + 4 + 7 + 3 = 666.

It is not a de Polignac number, because 22423207473 - 2⁵ = 22423207441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22423207453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4594365 + ... + 4599242.

It is an arithmetic number, because the mean of its divisors is an integer number (2709049824).

Almost surely, 2^22423207473 is an apocalyptic number.

It is an amenable number.

22423207473 is a deficient number, since it is larger than the sum of its proper divisors (10085390415).

22423207473 is a wasteful number, since it uses less digits than its factorization.

22423207473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9193884 (or 9193881 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 36.

Adding to 22423207473 its reverse (37470232422), we get a palindrome (59893439895).

The spelling of 22423207473 in words is "twenty-two billion, four hundred twenty-three million, two hundred seven thousand, four hundred seventy-three".