42869998027 has 2 divisors, whose sum is σ = 42869998028. Its totient is φ = 42869998026.

The previous prime is 42869998001. The next prime is 42869998099. The reversal of 42869998027 is 72089996824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42869998027 - 2²³ = 42861609419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42869998027.

It is not a weakly prime, because it can be changed into another prime (42869998627) 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, 21434999013 + 21434999014.

It is an arithmetic number, because the mean of its divisors is an integer number (21434999014).

Almost surely, 2^42869998027 is an apocalyptic number.

42869998027 is a deficient number, since it is larger than the sum of its proper divisors (1).

42869998027 is an equidigital number, since it uses as much as digits as its factorization.

42869998027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31352832, while the sum is 64.

The spelling of 42869998027 in words is "forty-two billion, eight hundred sixty-nine million, nine hundred ninety-eight thousand, twenty-seven".