26142527568 has 80 divisors (see below), whose sum is σ = 68510732096. Its totient is φ = 8588436480.

The previous prime is 26142527507. The next prime is 26142527569. The reversal of 26142527568 is 86572524162.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26142527569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8201271 + ... + 8204457.

Almost surely, 2^26142527568 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 26142527568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34255366048).

26142527568 is an abundant number, since it is smaller than the sum of its proper divisors (42368204528).

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

26142527568 is a wasteful number, since it uses less digits than its factorization.

26142527568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5612 (or 5606 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 48.

The spelling of 26142527568 in words is "twenty-six billion, one hundred forty-two million, five hundred twenty-seven thousand, five hundred sixty-eight".