11868998779092 has 96 divisors (see below), whose sum is σ = 35879294617600. Its totient is φ = 2965533524352.

The previous prime is 11868998779091. The next prime is 11868998779207. The reversal of 11868998779092 is 29097789986811.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (84).

It is a junction number, because it is equal to n+sod(n) for n = 11868998778996 and 11868998779014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11868998779091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286006792 + ... + 286048287.

Almost surely, 2^{11868998779092} is an apocalyptic number.

11868998779092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11868998779092 is an abundant number, since it is smaller than the sum of its proper divisors (24010295838508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11868998779092 is a wasteful number, since it uses less digits than its factorization.

11868998779092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572055125 (or 572055123 counting only the distinct ones).

The product of its (nonzero) digits is 1975228416, while the sum is 84.

The spelling of 11868998779092 in words is "eleven trillion, eight hundred sixty-eight billion, nine hundred ninety-eight million, seven hundred seventy-nine thousand, ninety-two".