1942745387112 has 384 divisors, whose sum is σ = 5849927516160. Its totient is φ = 602522426880.

The previous prime is 1942745387027. The next prime is 1942745387131. The reversal of 1942745387112 is 2117835472491.

It is a happy number.

1942745387112 is a `hidden beast` number, since 1 + 9 + 4 + 27 + 4 + 538 + 71 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 702111153 + ... + 702113919.

It is an arithmetic number, because the mean of its divisors is an integer number (15234186240).

Almost surely, 2^{1942745387112} is an apocalyptic number.

1942745387112 is a gapful number since it is divisible by the number (12) 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 1942745387112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2924963758080).

1942745387112 is an abundant number, since it is smaller than the sum of its proper divisors (3907182129048).

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

1942745387112 is a wasteful number, since it uses less digits than its factorization.

1942745387112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3235 (or 3219 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 54.

The spelling of 1942745387112 in words is "one trillion, nine hundred forty-two billion, seven hundred forty-five million, three hundred eighty-seven thousand, one hundred twelve".