11233456677889 has 4 divisors (see below), whose sum is σ = 11305007357524. Its totient is φ = 11161905998256.

The previous prime is 11233456677857. The next prime is 11233456677997. The reversal of 11233456677889 is 98877665433211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6554455067889 + 4679001610000 = 2560167^2 + 2163100^2 .

It is a cyclic number.

It is not a de Polignac number, because 11233456677889 - 2⁵ = 11233456677857 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11233456671889) 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, 35775339582 + ... + 35775339895.

It is an arithmetic number, because the mean of its divisors is an integer number (2826251839381).

Almost surely, 2^{11233456677889} is an apocalyptic number.

It is an amenable number.

11233456677889 is a deficient number, since it is larger than the sum of its proper divisors (71550679635).

11233456677889 is an equidigital number, since it uses as much as digits as its factorization.

11233456677889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71550679634.

The product of its digits is 365783040, while the sum is 70.

The spelling of 11233456677889 in words is "eleven trillion, two hundred thirty-three billion, four hundred fifty-six million, six hundred seventy-seven thousand, eight hundred eighty-nine".