11628462779291 has 2 divisors, whose sum is σ = 11628462779292. Its totient is φ = 11628462779290.

The previous prime is 11628462779201. The next prime is 11628462779299. The reversal of 11628462779291 is 19297726482611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11628462779291 is a prime.

It is a super-2 number, since 2×11628462779291² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11628462779299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5814231389645 + 5814231389646.

It is an arithmetic number, because the mean of its divisors is an integer number (5814231389646).

Almost surely, 2^{11628462779291} is an apocalyptic number.

11628462779291 is a deficient number, since it is larger than the sum of its proper divisors (1).

11628462779291 is an equidigital number, since it uses as much as digits as its factorization.

11628462779291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36578304, while the sum is 65.

The spelling of 11628462779291 in words is "eleven trillion, six hundred twenty-eight billion, four hundred sixty-two million, seven hundred seventy-nine thousand, two hundred ninety-one".