42769798039 has 2 divisors, whose sum is σ = 42769798040. Its totient is φ = 42769798038.

The previous prime is 42769797979. The next prime is 42769798061. The reversal of 42769798039 is 93089796724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42769798039 - 2⁹ = 42769797527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42769798069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21384899019 + 21384899020.

It is an arithmetic number, because the mean of its divisors is an integer number (21384899020).

Almost surely, 2^42769798039 is an apocalyptic number.

42769798039 is a deficient number, since it is larger than the sum of its proper divisors (1).

42769798039 is an equidigital number, since it uses as much as digits as its factorization.

42769798039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41150592, while the sum is 64.

The spelling of 42769798039 in words is "forty-two billion, seven hundred sixty-nine million, seven hundred ninety-eight thousand, thirty-nine".