26120321257315 has 32 divisors (see below), whose sum is σ = 33093068659200. Its totient is φ = 19737085547520.

The previous prime is 26120321257273. The next prime is 26120321257343. The reversal of 26120321257315 is 51375212302162.

It is not a de Polignac number, because 26120321257315 - 2¹⁷ = 26120321126243 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211577676 + ... + 211701094.

It is an arithmetic number, because the mean of its divisors is an integer number (1034158395600).

Almost surely, 2^{26120321257315} is an apocalyptic number.

26120321257315 is a deficient number, since it is larger than the sum of its proper divisors (6972747401885).

26120321257315 is a wasteful number, since it uses less digits than its factorization.

26120321257315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130107.

The product of its (nonzero) digits is 151200, while the sum is 40.

Adding to 26120321257315 its reverse (51375212302162), we get a palindrome (77495533559477).

The spelling of 26120321257315 in words is "twenty-six trillion, one hundred twenty billion, three hundred twenty-one million, two hundred fifty-seven thousand, three hundred fifteen".