42370047265717 has 2 divisors, whose sum is σ = 42370047265718. Its totient is φ = 42370047265716.

The previous prime is 42370047265703. The next prime is 42370047265747. The reversal of 42370047265717 is 71756274007324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26476437816676 + 15893609449041 = 5145526^2 + 3986679^2 .

It is a cyclic number.

It is not a de Polignac number, because 42370047265717 - 2³⁵ = 42335687527349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42370047265747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21185023632858 + 21185023632859.

It is an arithmetic number, because the mean of its divisors is an integer number (21185023632859).

Almost surely, 2^{42370047265717} is an apocalyptic number.

It is an amenable number.

42370047265717 is a deficient number, since it is larger than the sum of its proper divisors (1).

42370047265717 is an equidigital number, since it uses as much as digits as its factorization.

42370047265717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13829760, while the sum is 55.

The spelling of 42370047265717 in words is "forty-two trillion, three hundred seventy billion, forty-seven million, two hundred sixty-five thousand, seven hundred seventeen".