22147250797469 has 8 divisors (see below), whose sum is σ = 26183941829760. Its totient is φ = 18328759280496.

The previous prime is 22147250797423. The next prime is 22147250797471. The reversal of 22147250797469 is 96479705274122.

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

It is not a de Polignac number, because 22147250797469 - 2²⁰ = 22147249748893 is a prime.

It is a super-2 number, since 2×22147250797469² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22147220797469) 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, 54549878609 + ... + 54549879014.

It is an arithmetic number, because the mean of its divisors is an integer number (3272992728720).

Almost surely, 2^{22147250797469} is an apocalyptic number.

22147250797469 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

22147250797469 is a deficient number, since it is larger than the sum of its proper divisors (4036691032291).

22147250797469 is a wasteful number, since it uses less digits than its factorization.

22147250797469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109099757659.

The product of its (nonzero) digits is 106686720, while the sum is 65.

The spelling of 22147250797469 in words is "twenty-two trillion, one hundred forty-seven billion, two hundred fifty million, seven hundred ninety-seven thousand, four hundred sixty-nine".