42420142367 has 2 divisors, whose sum is σ = 42420142368. Its totient is φ = 42420142366.

The previous prime is 42420142361. The next prime is 42420142409. The reversal of 42420142367 is 76324102424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42420142367 - 2¹⁴ = 42420125983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42420142361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21210071183 + 21210071184.

It is an arithmetic number, because the mean of its divisors is an integer number (21210071184).

Almost surely, 2^42420142367 is an apocalyptic number.

42420142367 is a deficient number, since it is larger than the sum of its proper divisors (1).

42420142367 is an equidigital number, since it uses as much as digits as its factorization.

42420142367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 35.

The spelling of 42420142367 in words is "forty-two billion, four hundred twenty million, one hundred forty-two thousand, three hundred sixty-seven".