26315755066 has 8 divisors (see below), whose sum is σ = 39475798164. Its totient is φ = 13157155680.

The previous prime is 26315755033. The next prime is 26315755091. The reversal of 26315755066 is 66055751362.

It can be written as a sum of positive squares in 2 ways, for example, as 26302028041 + 13727025 = 162179^2 + 3705^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314145 + ... + 388996.

Almost surely, 2^26315755066 is an apocalyptic number.

26315755066 is a deficient number, since it is larger than the sum of its proper divisors (13160043098).

26315755066 is a wasteful number, since it uses less digits than its factorization.

26315755066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721856.

The product of its (nonzero) digits is 1134000, while the sum is 46.

The spelling of 26315755066 in words is "twenty-six billion, three hundred fifteen million, seven hundred fifty-five thousand, sixty-six".