22074267440437 has 2 divisors, whose sum is σ = 22074267440438. Its totient is φ = 22074267440436.

The previous prime is 22074267440411. The next prime is 22074267440447. The reversal of 22074267440437 is 73404476247022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21984479715121 + 89787725316 = 4688761^2 + 299646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22074267440437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22074267440447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11037133720218 + 11037133720219.

It is an arithmetic number, because the mean of its divisors is an integer number (11037133720219).

Almost surely, 2^{22074267440437} is an apocalyptic number.

It is an amenable number.

22074267440437 is a deficient number, since it is larger than the sum of its proper divisors (1).

22074267440437 is an equidigital number, since it uses as much as digits as its factorization.

22074267440437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12644352, while the sum is 52.

The spelling of 22074267440437 in words is "twenty-two trillion, seventy-four billion, two hundred sixty-seven million, four hundred forty thousand, four hundred thirty-seven".