22478271125039 has 2 divisors, whose sum is σ = 22478271125040. Its totient is φ = 22478271125038.

The previous prime is 22478271125027. The next prime is 22478271125059. The reversal of 22478271125039 is 93052117287422.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22478271125039 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22478271125059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11239135562519 + 11239135562520.

It is an arithmetic number, because the mean of its divisors is an integer number (11239135562520).

Almost surely, 2^{22478271125039} is an apocalyptic number.

22478271125039 is a deficient number, since it is larger than the sum of its proper divisors (1).

22478271125039 is an equidigital number, since it uses as much as digits as its factorization.

22478271125039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 22478271125039 in words is "twenty-two trillion, four hundred seventy-eight billion, two hundred seventy-one million, one hundred twenty-five thousand, thirty-nine".