22154666654204 has 24 divisors (see below), whose sum is σ = 44312309720448. Its totient is φ = 9494219334960.

The previous prime is 22154666654201. The next prime is 22154666654221. The reversal of 22154666654204 is 40245666645122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22154666654201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26150714 + ... + 26984609.

It is an arithmetic number, because the mean of its divisors is an integer number (1846346238352).

Almost surely, 2^{22154666654204} is an apocalyptic number.

It is an amenable number.

22154666654204 is an abundant number, since it is smaller than the sum of its proper divisors (22157643066244).

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

22154666654204 is a wasteful number, since it uses less digits than its factorization.

22154666654204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53150225 (or 53150223 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 53.

The spelling of 22154666654204 in words is "twenty-two trillion, one hundred fifty-four billion, six hundred sixty-six million, six hundred fifty-four thousand, two hundred four".