22154464140324 has 24 divisors (see below), whose sum is σ = 52176868819488. Its totient is φ = 7315804357440.

The previous prime is 22154464140311. The next prime is 22154464140359. The reversal of 22154464140324 is 42304146445122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8627126497 + ... + 8627129064.

It is an arithmetic number, because the mean of its divisors is an integer number (2174036200812).

Almost surely, 2^{22154464140324} is an apocalyptic number.

It is an amenable number.

22154464140324 is an abundant number, since it is smaller than the sum of its proper divisors (30022404679164).

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

22154464140324 is a wasteful number, since it uses less digits than its factorization.

22154464140324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17254255675 (or 17254255673 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 42.

The spelling of 22154464140324 in words is "twenty-two trillion, one hundred fifty-four billion, four hundred sixty-four million, one hundred forty thousand, three hundred twenty-four".