22371420646775 has 6 divisors (see below), whose sum is σ = 27740561602032. Its totient is φ = 17897136517400.

The previous prime is 22371420646753. The next prime is 22371420646789. The reversal of 22371420646775 is 57764602417322.

It is not a de Polignac number, because 22371420646775 - 2³⁴ = 22354240777591 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22371420646775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 447428412911 + ... + 447428412960.

It is an arithmetic number, because the mean of its divisors is an integer number (4623426933672).

Almost surely, 2^{22371420646775} is an apocalyptic number.

22371420646775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22371420646775 is a deficient number, since it is larger than the sum of its proper divisors (5369140955257).

22371420646775 is an equidigital number, since it uses as much as digits as its factorization.

22371420646775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894856825881 (or 894856825876 counting only the distinct ones).

The product of its (nonzero) digits is 23708160, while the sum is 56.

The spelling of 22371420646775 in words is "twenty-two trillion, three hundred seventy-one billion, four hundred twenty million, six hundred forty-six thousand, seven hundred seventy-five".