11233456666789 has 8 divisors (see below), whose sum is σ = 12838461292800. Its totient is φ = 9628508316336.

The previous prime is 11233456666739. The next prime is 11233456666837. The reversal of 11233456666789 is 98766665433211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11233456666789 - 2²³ = 11233448278181 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11233456666709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13640269 + ... + 14440354.

It is an arithmetic number, because the mean of its divisors is an integer number (1604807661600).

Almost surely, 2^{11233456666789} is an apocalyptic number.

It is an amenable number.

11233456666789 is a deficient number, since it is larger than the sum of its proper divisors (1605004626011).

11233456666789 is an equidigital number, since it uses as much as digits as its factorization.

11233456666789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28137779.

The product of its digits is 235146240, while the sum is 67.

The spelling of 11233456666789 in words is "eleven trillion, two hundred thirty-three billion, four hundred fifty-six million, six hundred sixty-six thousand, seven hundred eighty-nine".