11818644754 has 16 divisors (see below), whose sum is σ = 20332642176. Its totient is φ = 5047106400.

The previous prime is 11818644751. The next prime is 11818644763. The reversal of 11818644754 is 45744681811.

It is a junction number, because it is equal to n+sod(n) for n = 11818644698 and 11818644707.

It is not an unprimeable number, because it can be changed into a prime (11818644751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1498182 + ... + 1506049.

It is an arithmetic number, because the mean of its divisors is an integer number (1270790136).

Almost surely, 2^11818644754 is an apocalyptic number.

11818644754 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11818644754 is a deficient number, since it is larger than the sum of its proper divisors (8513997422).

11818644754 is a wasteful number, since it uses less digits than its factorization.

11818644754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3004521.

The product of its digits is 860160, while the sum is 49.

The spelling of 11818644754 in words is "eleven billion, eight hundred eighteen million, six hundred forty-four thousand, seven hundred fifty-four".