65259357879487 has 2 divisors, whose sum is σ = 65259357879488. Its totient is φ = 65259357879486.

The previous prime is 65259357879439. The next prime is 65259357879601. The reversal of 65259357879487 is 78497875395256.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65259357879487 - 2¹⁵ = 65259357846719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65259357879437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32629678939743 + 32629678939744.

It is an arithmetic number, because the mean of its divisors is an integer number (32629678939744).

Almost surely, 2^{65259357879487} is an apocalyptic number.

65259357879487 is a deficient number, since it is larger than the sum of its proper divisors (1).

65259357879487 is an equidigital number, since it uses as much as digits as its factorization.

65259357879487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32006016000, while the sum is 85.

The spelling of 65259357879487 in words is "sixty-five trillion, two hundred fifty-nine billion, three hundred fifty-seven million, eight hundred seventy-nine thousand, four hundred eighty-seven".