1142242134040 has 192 divisors, whose sum is σ = 3124429536960. Its totient is φ = 374022190080.

The previous prime is 1142242134023. The next prime is 1142242134053. The reversal of 1142242134040 is 404312422411.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29778714 + ... + 29817046.

It is an arithmetic number, because the mean of its divisors is an integer number (16273070505).

Almost surely, 2^{1142242134040} is an apocalyptic number.

1142242134040 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 1142242134040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1562214768480).

1142242134040 is an abundant number, since it is smaller than the sum of its proper divisors (1982187402920).

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

1142242134040 is a wasteful number, since it uses less digits than its factorization.

1142242134040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39042 (or 39031 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1142242134040 its reverse (404312422411), we get a palindrome (1546554556451).

The spelling of 1142242134040 in words is "one trillion, one hundred forty-two billion, two hundred forty-two million, one hundred thirty-four thousand, forty".