22532684138 has 32 divisors (see below), whose sum is σ = 34552357056. Its totient is φ = 11018187648.

The previous prime is 22532684129. The next prime is 22532684147. The reversal of 22532684138 is 83148623522.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22532684129) and next prime (22532684147).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13968620 + ... + 13970232.

It is an arithmetic number, because the mean of its divisors is an integer number (1079761158).

Almost surely, 2^22532684138 is an apocalyptic number.

22532684138 is a deficient number, since it is larger than the sum of its proper divisors (12019672918).

22532684138 is a wasteful number, since it uses less digits than its factorization.

22532684138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2438.

The product of its digits is 552960, while the sum is 44.

The spelling of 22532684138 in words is "twenty-two billion, five hundred thirty-two million, six hundred eighty-four thousand, one hundred thirty-eight".