1194032038920 has 256 divisors, whose sum is σ = 4405700160000. Its totient is φ = 252656271360.

The previous prime is 1194032038889. The next prime is 1194032038921. The reversal of 1194032038920 is 298302304911.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1194032038921) 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 63 ways as a sum of consecutive naturals, for example, 185706 + ... + 1556454.

It is an arithmetic number, because the mean of its divisors is an integer number (17209766250).

Almost surely, 2^{1194032038920} is an apocalyptic number.

1194032038920 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 1194032038920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2202850080000).

1194032038920 is an abundant number, since it is smaller than the sum of its proper divisors (3211668121080).

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

1194032038920 is a wasteful number, since it uses less digits than its factorization.

1194032038920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370848 (or 1370844 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 1194032038920 in words is "one trillion, one hundred ninety-four billion, thirty-two million, thirty-eight thousand, nine hundred twenty".