26120321257316 has 96 divisors (see below), whose sum is σ = 55029810326400. Its totient is φ = 10688752972800.

The previous prime is 26120321257273. The next prime is 26120321257343. The reversal of 26120321257316 is 61375212302162.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71745710 + ... + 72108858.

It is an arithmetic number, because the mean of its divisors is an integer number (573227190900).

Almost surely, 2^{26120321257316} is an apocalyptic number.

26120321257316 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

26120321257316 is an abundant number, since it is smaller than the sum of its proper divisors (28909489069084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26120321257316 is a wasteful number, since it uses less digits than its factorization.

26120321257316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366285 (or 366283 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

Adding to 26120321257316 its reverse (61375212302162), we get a palindrome (87495533559478).

The spelling of 26120321257316 in words is "twenty-six trillion, one hundred twenty billion, three hundred twenty-one million, two hundred fifty-seven thousand, three hundred sixteen".