22154894495 has 8 divisors (see below), whose sum is σ = 26586926784. Its totient is φ = 17723213344.

The previous prime is 22154894471. The next prime is 22154894561. The reversal of 22154894495 is 59449845122.

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 22154894495 - 2¹⁸ = 22154632351 is a prime.

It is a Duffinian 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, 80282 + ... + 225288.

It is an arithmetic number, because the mean of its divisors is an integer number (3323365848).

Almost surely, 2^22154894495 is an apocalyptic number.

22154894495 is a deficient number, since it is larger than the sum of its proper divisors (4432032289).

22154894495 is a wasteful number, since it uses less digits than its factorization.

22154894495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175569.

The product of its digits is 4147200, while the sum is 53.

The spelling of 22154894495 in words is "twenty-two billion, one hundred fifty-four million, eight hundred ninety-four thousand, four hundred ninety-five".