22154155352 has 32 divisors (see below), whose sum is σ = 47484817920. Its totient is φ = 9492312480.

The previous prime is 22154155327. The next prime is 22154155393. The reversal of 22154155352 is 25355145122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192863 + ... + 285489.

It is an arithmetic number, because the mean of its divisors is an integer number (1483900560).

Almost surely, 2^22154155352 is an apocalyptic number.

It is an amenable number.

22154155352 is an abundant number, since it is smaller than the sum of its proper divisors (25330662568).

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

22154155352 is a wasteful number, since it uses less digits than its factorization.

22154155352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96911 (or 96907 counting only the distinct ones).

The product of its digits is 60000, while the sum is 35.

The spelling of 22154155352 in words is "twenty-two billion, one hundred fifty-four million, one hundred fifty-five thousand, three hundred fifty-two".