22154540716 has 36 divisors (see below), whose sum is σ = 49200348456. Its totient is φ = 8631638400.

The previous prime is 22154540663. The next prime is 22154540741. The reversal of 22154540716 is 61704545122.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5135725 + ... + 5140036.

It is an arithmetic number, because the mean of its divisors is an integer number (1366676346).

Almost surely, 2^22154540716 is an apocalyptic number.

It is an amenable number.

22154540716 is an abundant number, since it is smaller than the sum of its proper divisors (27045807740).

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

22154540716 is a wasteful number, since it uses less digits than its factorization.

22154540716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10275790 (or 10275781 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 22154540716 in words is "twenty-two billion, one hundred fifty-four million, five hundred forty thousand, seven hundred sixteen".