22154535572371 has 8 divisors (see below), whose sum is σ = 22683759721920. Its totient is φ = 21625947895272.

The previous prime is 22154535572369. The next prime is 22154535572441. The reversal of 22154535572371 is 17327553545122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22154535572371 - 2¹ = 22154535572369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22154535572321) 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, 159047665 + ... + 159186898.

It is an arithmetic number, because the mean of its divisors is an integer number (2835469965240).

Almost surely, 2^{22154535572371} is an apocalyptic number.

22154535572371 is a deficient number, since it is larger than the sum of its proper divisors (529224149549).

22154535572371 is a wasteful number, since it uses less digits than its factorization.

22154535572371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318236225.

The product of its digits is 8820000, while the sum is 52.

The spelling of 22154535572371 in words is "twenty-two trillion, one hundred fifty-four billion, five hundred thirty-five million, five hundred seventy-two thousand, three hundred seventy-one".