22334440316445 has 12 divisors (see below), whose sum is σ = 38713029881916. Its totient is φ = 11911701502080.

The previous prime is 22334440316393. The next prime is 22334440316509. The reversal of 22334440316445 is 54461304443322.

22334440316445 is a `hidden beast` number, since 2 + 2 + 3 + 3 + 4 + 440 + 3 + 164 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3657989032569 + 18676451283876 = 1912587^2 + 4321626^2 .

It is not a de Polignac number, because 22334440316445 - 2⁷ = 22334440316317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 496320895921 = 22334440316445 / (2 + 2 + 3 + 3 + 4 + 4 + 4 + 0 + 3 + 1 + 6 + 4 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 22334440316445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248160447916 + ... + 248160448005.

It is an arithmetic number, because the mean of its divisors is an integer number (3226085823493).

Almost surely, 2^{22334440316445} is an apocalyptic number.

It is an amenable number.

22334440316445 is a deficient number, since it is larger than the sum of its proper divisors (16378589565471).

22334440316445 is a wasteful number, since it uses less digits than its factorization.

22334440316445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496320895932 (or 496320895929 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 45.

Adding to 22334440316445 its reverse (54461304443322), we get a palindrome (76795744759767).

The spelling of 22334440316445 in words is "twenty-two trillion, three hundred thirty-four billion, four hundred forty million, three hundred sixteen thousand, four hundred forty-five".