388942075199 has 2 divisors, whose sum is σ = 388942075200. Its totient is φ = 388942075198.

The previous prime is 388942075141. The next prime is 388942075201. The reversal of 388942075199 is 991570249883.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-388942075199 is a prime.

Together with 388942075201, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (388942075399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194471037599 + 194471037600.

It is an arithmetic number, because the mean of its divisors is an integer number (194471037600).

Almost surely, 2^388942075199 is an apocalyptic number.

388942075199 is a deficient number, since it is larger than the sum of its proper divisors (1).

388942075199 is an equidigital number, since it uses as much as digits as its factorization.

388942075199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39191040, while the sum is 65.

The spelling of 388942075199 in words is "three hundred eighty-eight billion, nine hundred forty-two million, seventy-five thousand, one hundred ninety-nine".