265960858379 has 2 divisors, whose sum is σ = 265960858380. Its totient is φ = 265960858378.

The previous prime is 265960858351. The next prime is 265960858439. The reversal of 265960858379 is 973858069562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265960858379 - 2³⁶ = 197241381643 is a prime.

It is not a weakly prime, because it can be changed into another prime (265960858279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132980429189 + 132980429190.

It is an arithmetic number, because the mean of its divisors is an integer number (132980429190).

Almost surely, 2^265960858379 is an apocalyptic number.

265960858379 is a deficient number, since it is larger than the sum of its proper divisors (1).

265960858379 is an equidigital number, since it uses as much as digits as its factorization.

265960858379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 195955200, while the sum is 68.

The spelling of 265960858379 in words is "two hundred sixty-five billion, nine hundred sixty million, eight hundred fifty-eight thousand, three hundred seventy-nine".