22152534045012 has 144 divisors (see below), whose sum is σ = 65689603499520. Its totient is φ = 6163184111616.

The previous prime is 22152534044981. The next prime is 22152534045017. The reversal of 22152534045012 is 21054043525122.

22152534045012 is a `hidden beast` number, since 2 + 2 + 152 + 5 + 3 + 40 + 450 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22152534045017) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2413837 + ... + 7080372.

It is an arithmetic number, because the mean of its divisors is an integer number (456177802080).

Almost surely, 2^{22152534045012} is an apocalyptic number.

It is an amenable number.

22152534045012 is an abundant number, since it is smaller than the sum of its proper divisors (43537069454508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22152534045012 is a wasteful number, since it uses less digits than its factorization.

22152534045012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9494470 (or 9494465 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 22152534045012 in words is "twenty-two trillion, one hundred fifty-two billion, five hundred thirty-four million, forty-five thousand, twelve".