42047257607 has 2 divisors, whose sum is σ = 42047257608. Its totient is φ = 42047257606.

The previous prime is 42047257501. The next prime is 42047257627. The reversal of 42047257607 is 70675274024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42047257607 - 2¹⁰ = 42047256583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42047257627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21023628803 + 21023628804.

It is an arithmetic number, because the mean of its divisors is an integer number (21023628804).

Almost surely, 2^42047257607 is an apocalyptic number.

42047257607 is a deficient number, since it is larger than the sum of its proper divisors (1).

42047257607 is an equidigital number, since it uses as much as digits as its factorization.

42047257607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 658560, while the sum is 44.

The spelling of 42047257607 in words is "forty-two billion, forty-seven million, two hundred fifty-seven thousand, six hundred seven".