26413750016 has 72 divisors (see below), whose sum is σ = 54093683280. Its totient is φ = 12868263936.

The previous prime is 26413750001. The next prime is 26413750021. The reversal of 26413750016 is 61005731462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1542590 + ... + 1559618.

Almost surely, 2^26413750016 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 26413750016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27046841640).

26413750016 is an abundant number, since it is smaller than the sum of its proper divisors (27679933264).

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

26413750016 is an equidigital number, since it uses as much as digits as its factorization.

26413750016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17201 (or 17187 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 26413750016 in words is "twenty-six billion, four hundred thirteen million, seven hundred fifty thousand, sixteen".