1142104422400 has 72 divisors (see below), whose sum is σ = 2831727585960. Its totient is φ = 456841748480.

The previous prime is 1142104422383. The next prime is 1142104422427. The reversal of 1142104422400 is 42244012411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 11102164 + ... + 11204563.

It is an arithmetic number, because the mean of its divisors is an integer number (39329549805).

Almost surely, 2^{1142104422400} is an apocalyptic number.

1142104422400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142104422400 is an abundant number, since it is smaller than the sum of its proper divisors (1689623163560).

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

1142104422400 is an equidigital number, since it uses as much as digits as its factorization.

1142104422400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22306759 (or 22306734 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 1142104422400 its reverse (42244012411), we get a palindrome (1184348434811).

The spelling of 1142104422400 in words is "one trillion, one hundred forty-two billion, one hundred four million, four hundred twenty-two thousand, four hundred".