11965051590495 has 32 divisors (see below), whose sum is σ = 19762638059520. Its totient is φ = 6175196603520.

The previous prime is 11965051590463. The next prime is 11965051590521. The reversal of 11965051590495 is 59409515056911.

It is not a de Polignac number, because 11965051590495 - 2⁵ = 11965051590463 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8646277 + ... + 9934193.

It is an arithmetic number, because the mean of its divisors is an integer number (617582439360).

Almost surely, 2^{11965051590495} is an apocalyptic number.

11965051590495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11965051590495 is a deficient number, since it is larger than the sum of its proper divisors (7797586469025).

11965051590495 is a wasteful number, since it uses less digits than its factorization.

11965051590495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307935.

The product of its (nonzero) digits is 10935000, while the sum is 60.

The spelling of 11965051590495 in words is "eleven trillion, nine hundred sixty-five billion, fifty-one million, five hundred ninety thousand, four hundred ninety-five".