26242349056 has 144 divisors (see below), whose sum is σ = 66590498520. Its totient is φ = 10223861760.

The previous prime is 26242349027. The next prime is 26242349083. The reversal of 26242349056 is 65094324262.

It is a super-2 number, since 2×26242349056² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1091986 + ... + 1115758.

Almost surely, 2^26242349056 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 26242349056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33295249260).

26242349056 is an abundant number, since it is smaller than the sum of its proper divisors (40348149464).

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

26242349056 is a wasteful number, since it uses less digits than its factorization.

26242349056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23820 (or 23793 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 26242349056 in words is "twenty-six billion, two hundred forty-two million, three hundred forty-nine thousand, fifty-six".