64062684239 has 2 divisors, whose sum is σ = 64062684240. Its totient is φ = 64062684238.

The previous prime is 64062684221. The next prime is 64062684251. The reversal of 64062684239 is 93248626046.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64062684239 - 2²⁰ = 64061635663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64062684269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32031342119 + 32031342120.

It is an arithmetic number, because the mean of its divisors is an integer number (32031342120).

Almost surely, 2^64062684239 is an apocalyptic number.

64062684239 is a deficient number, since it is larger than the sum of its proper divisors (1).

64062684239 is an equidigital number, since it uses as much as digits as its factorization.

64062684239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 64062684239 in words is "sixty-four billion, sixty-two million, six hundred eighty-four thousand, two hundred thirty-nine".