26315062550 has 96 divisors (see below), whose sum is σ = 57939148800. Its totient is φ = 8700370560.

The previous prime is 26315062549. The next prime is 26315062607. The reversal of 26315062550 is 5526051362.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 26315062550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15823019 + ... + 15824681.

It is an arithmetic number, because the mean of its divisors is an integer number (603532800).

Almost surely, 2^26315062550 is an apocalyptic number.

26315062550 is an abundant number, since it is smaller than the sum of its proper divisors (31624086250).

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

26315062550 is a wasteful number, since it uses less digits than its factorization.

26315062550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3270 (or 3265 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 26315062550 in words is "twenty-six billion, three hundred fifteen million, sixty-two thousand, five hundred fifty".