42386912767 has 2 divisors, whose sum is σ = 42386912768. Its totient is φ = 42386912766.

The previous prime is 42386912759. The next prime is 42386912779. The reversal of 42386912767 is 76721968324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42386912767 - 2³ = 42386912759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42386912747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21193456383 + 21193456384.

It is an arithmetic number, because the mean of its divisors is an integer number (21193456384).

Almost surely, 2^42386912767 is an apocalyptic number.

42386912767 is a deficient number, since it is larger than the sum of its proper divisors (1).

42386912767 is an equidigital number, since it uses as much as digits as its factorization.

42386912767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 55.

The spelling of 42386912767 in words is "forty-two billion, three hundred eighty-six million, nine hundred twelve thousand, seven hundred sixty-seven".