1143781829232 has 80 divisors (see below), whose sum is σ = 3455411815680. Its totient is φ = 319194925056.

The previous prime is 1143781829221. The next prime is 1143781829287. The reversal of 1143781829232 is 2329281873411.

It is a congruent number.

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, 39568257 + ... + 39597152.

It is an arithmetic number, because the mean of its divisors is an integer number (43192647696).

Almost surely, 2^{1143781829232} is an apocalyptic number.

1143781829232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1143781829232 is an abundant number, since it is smaller than the sum of its proper divisors (2311629986448).

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

1143781829232 is a wasteful number, since it uses less digits than its factorization.

1143781829232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79165470 (or 79165464 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 51.

The spelling of 1143781829232 in words is "one trillion, one hundred forty-three billion, seven hundred eighty-one million, eight hundred twenty-nine thousand, two hundred thirty-two".