1133394415920 has 960 divisors, whose sum is σ = 4698858003840. Its totient is φ = 248720523264.

The previous prime is 1133394415897. The next prime is 1133394415931. The reversal of 1133394415920 is 295144933311.

1133394415920 is a `hidden beast` number, since 1 + 13 + 3 + 3 + 9 + 4 + 41 + 592 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 172323672 + ... + 172330248.

It is an arithmetic number, because the mean of its divisors is an integer number (4894643754).

Almost surely, 2^{1133394415920} is an apocalyptic number.

1133394415920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1133394415920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2349429001920).

1133394415920 is an abundant number, since it is smaller than the sum of its proper divisors (3565463587920).

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

1133394415920 is a wasteful number, since it uses less digits than its factorization.

1133394415920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6667 (or 6636 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 1133394415920 in words is "one trillion, one hundred thirty-three billion, three hundred ninety-four million, four hundred fifteen thousand, nine hundred twenty".