11690266693 has 4 divisors (see below), whose sum is σ = 13360304800. Its totient is φ = 10020228588.

The previous prime is 11690266691. The next prime is 11690266723. The reversal of 11690266693 is 39666209611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39666209611 = 7 ⋅5666601373.

It is a cyclic number.

It is not a de Polignac number, because 11690266693 - 2¹ = 11690266691 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11690266691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 835019043 + ... + 835019056.

It is an arithmetic number, because the mean of its divisors is an integer number (3340076200).

Almost surely, 2^11690266693 is an apocalyptic number.

It is an amenable number.

11690266693 is a deficient number, since it is larger than the sum of its proper divisors (1670038107).

11690266693 is an equidigital number, since it uses as much as digits as its factorization.

11690266693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670038106.

The product of its (nonzero) digits is 629856, while the sum is 49.

The spelling of 11690266693 in words is "eleven billion, six hundred ninety million, two hundred sixty-six thousand, six hundred ninety-three".