11178102896689 has 27 divisors (see below), whose sum is σ = 11461580023257. Its totient is φ = 10901596415688.

The previous prime is 11178102896683. The next prime is 11178102896761. The reversal of 11178102896689 is 98669820187111.

The square root of 11178102896689 is 3343367.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 11178102896689 - 2³⁷ = 11040663943217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (67).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11178102896683) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 31136776692 + ... + 31136777050.

Almost surely, 2^{11178102896689} is an apocalyptic number.

11178102896689 is the 3343367-th square number.

11178102896689 is the 1671684-th centered octagonal number.

It is an amenable number.

11178102896689 is a deficient number, since it is larger than the sum of its proper divisors (283477126568).

11178102896689 is an frugal number, since it uses more digits than its factorization.

11178102896689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130 (or 565 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 67.

The spelling of 11178102896689 in words is "eleven trillion, one hundred seventy-eight billion, one hundred two million, eight hundred ninety-six thousand, six hundred eighty-nine".