11132666623 has 12 divisors (see below), whose sum is σ = 12179194608. Its totient is φ = 10170351360.

The previous prime is 11132666621. The next prime is 11132666627. The reversal of 11132666623 is 32666623111.

It is not a de Polignac number, because 11132666623 - 2¹ = 11132666621 is a prime.

It is a super-2 number, since 2×11132666623² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11132666621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 323163 + ... + 355948.

It is an arithmetic number, because the mean of its divisors is an integer number (1014932884).

Almost surely, 2^11132666623 is an apocalyptic number.

11132666623 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11132666623 is a deficient number, since it is larger than the sum of its proper divisors (1046527985).

11132666623 is an equidigital number, since it uses as much as digits as its factorization.

11132666623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679234 (or 679221 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The spelling of 11132666623 in words is "eleven billion, one hundred thirty-two million, six hundred sixty-six thousand, six hundred twenty-three".