1184426918420 has 24 divisors (see below), whose sum is σ = 2595439857024. Its totient is φ = 453172038176.

The previous prime is 1184426918299. The next prime is 1184426918449. The reversal of 1184426918420 is 248196244811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1287420104 + ... + 1287421023.

It is an arithmetic number, because the mean of its divisors is an integer number (108143327376).

Almost surely, 2^{1184426918420} is an apocalyptic number.

1184426918420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1184426918420 is an abundant number, since it is smaller than the sum of its proper divisors (1411012938604).

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

1184426918420 is a wasteful number, since it uses less digits than its factorization.

1184426918420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2574841159 (or 2574841157 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 50.

The spelling of 1184426918420 in words is "one trillion, one hundred eighty-four billion, four hundred twenty-six million, nine hundred eighteen thousand, four hundred twenty".