64360074239 has 2 divisors, whose sum is σ = 64360074240. Its totient is φ = 64360074238.

The previous prime is 64360074221. The next prime is 64360074281. The reversal of 64360074239 is 93247006346.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64360074239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64360074239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64360074209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32180037119 + 32180037120.

It is an arithmetic number, because the mean of its divisors is an integer number (32180037120).

Almost surely, 2^64360074239 is an apocalyptic number.

64360074239 is a deficient number, since it is larger than the sum of its proper divisors (1).

64360074239 is an equidigital number, since it uses as much as digits as its factorization.

64360074239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 64360074239 in words is "sixty-four billion, three hundred sixty million, seventy-four thousand, two hundred thirty-nine".