26315117352 has 96 divisors (see below), whose sum is σ = 73960111680. Its totient is φ = 8765729280.

The previous prime is 26315117347. The next prime is 26315117407. The reversal of 26315117352 is 25371151362.

26315117352 is a `hidden beast` number, since 2 + 631 + 5 + 1 + 17 + 3 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3555768 + ... + 3563160.

It is an arithmetic number, because the mean of its divisors is an integer number (770417830).

Almost surely, 2^26315117352 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 26315117352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36980055840).

26315117352 is an abundant number, since it is smaller than the sum of its proper divisors (47644994328).

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

26315117352 is a wasteful number, since it uses less digits than its factorization.

26315117352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9245 (or 9229 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The spelling of 26315117352 in words is "twenty-six billion, three hundred fifteen million, one hundred seventeen thousand, three hundred fifty-two".