266315650015 has 8 divisors (see below), whose sum is σ = 333473509728. Its totient is φ = 203789366880.

The previous prime is 266315649979. The next prime is 266315650067. The reversal of 266315650015 is 510056513662.

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

It is not a de Polignac number, because 266315650015 - 2¹⁵ = 266315617247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 266315650015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1157894016 + ... + 1157894245.

It is an arithmetic number, because the mean of its divisors is an integer number (41684188716).

Almost surely, 2^266315650015 is an apocalyptic number.

266315650015 is a deficient number, since it is larger than the sum of its proper divisors (67157859713).

266315650015 is a wasteful number, since it uses less digits than its factorization.

266315650015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315788289.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 266315650015 in words is "two hundred sixty-six billion, three hundred fifteen million, six hundred fifty thousand, fifteen".