115208377519439 has 2 divisors, whose sum is σ = 115208377519440. Its totient is φ = 115208377519438.

The previous prime is 115208377519421. The next prime is 115208377519507. The reversal of 115208377519439 is 934915773802511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115208377519439 - 2¹⁶ = 115208377453903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115208377519139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57604188759719 + 57604188759720.

It is an arithmetic number, because the mean of its divisors is an integer number (57604188759720).

Almost surely, 2^{115208377519439} is an apocalyptic number.

115208377519439 is a deficient number, since it is larger than the sum of its proper divisors (1).

115208377519439 is an equidigital number, since it uses as much as digits as its factorization.

115208377519439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57153600, while the sum is 65.

The spelling of 115208377519439 in words is "one hundred fifteen trillion, two hundred eight billion, three hundred seventy-seven million, five hundred nineteen thousand, four hundred thirty-nine".