1242733176752 has 80 divisors (see below), whose sum is σ = 2497756800000. Its totient is φ = 598356322560.

The previous prime is 1242733176749. The next prime is 1242733176781. The reversal of 1242733176752 is 2576713372421.

It is a self number, because there is not a number n which added to its sum of digits gives 1242733176752.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86371703 + ... + 86386089.

It is an arithmetic number, because the mean of its divisors is an integer number (31221960000).

Almost surely, 2^{1242733176752} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1242733176752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1248878400000).

1242733176752 is an abundant number, since it is smaller than the sum of its proper divisors (1255023623248).

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

1242733176752 is a wasteful number, since it uses less digits than its factorization.

1242733176752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15274 (or 15268 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 50.

The spelling of 1242733176752 in words is "one trillion, two hundred forty-two billion, seven hundred thirty-three million, one hundred seventy-six thousand, seven hundred fifty-two".