26550716243016 has 128 divisors (see below), whose sum is σ = 76288788403200. Its totient is φ = 7542965479680.

The previous prime is 26550716242979. The next prime is 26550716243017. The reversal of 26550716243016 is 61034261705562.

It is not an unprimeable number, because it can be changed into a prime (26550716243017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 538955826 + ... + 539005086.

It is an arithmetic number, because the mean of its divisors is an integer number (596006159400).

Almost surely, 2^{26550716243016} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26550716243016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38144394201600).

26550716243016 is an abundant number, since it is smaller than the sum of its proper divisors (49738072160184).

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

26550716243016 is a wasteful number, since it uses less digits than its factorization.

26550716243016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67379 (or 67375 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 48.

Adding to 26550716243016 its reverse (61034261705562), we get a palindrome (87584977948578).

The spelling of 26550716243016 in words is "twenty-six trillion, five hundred fifty billion, seven hundred sixteen million, two hundred forty-three thousand, sixteen".