11296867491 has 48 divisors (see below), whose sum is σ = 20626167744. Its totient is φ = 5797723392.

The previous prime is 11296867481. The next prime is 11296867499. The reversal of 11296867491 is 19476869211.

11296867491 is a `hidden beast` number, since 1 + 1 + 2 + 96 + 8 + 67 + 491 = 666.

It is not a de Polignac number, because 11296867491 - 2⁵ = 11296867459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11296867499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 156096 + ... + 216701.

It is an arithmetic number, because the mean of its divisors is an integer number (429711828).

Almost surely, 2^11296867491 is an apocalyptic number.

11296867491 is a deficient number, since it is larger than the sum of its proper divisors (9329300253).

11296867491 is a wasteful number, since it uses less digits than its factorization.

11296867491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372860 (or 372857 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 54.

The spelling of 11296867491 in words is "eleven billion, two hundred ninety-six million, eight hundred sixty-seven thousand, four hundred ninety-one".