1129783484032 has 128 divisors (see below), whose sum is σ = 2584280160000. Its totient is φ = 481938702336.

The previous prime is 1129783484023. The next prime is 1129783484047. The reversal of 1129783484032 is 2304843879211.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176608258 + ... + 176614654.

It is an arithmetic number, because the mean of its divisors is an integer number (20189688750).

Almost surely, 2^{1129783484032} 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 1129783484032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1292140080000).

1129783484032 is an abundant number, since it is smaller than the sum of its proper divisors (1454496675968).

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

1129783484032 is an equidigital number, since it uses as much as digits as its factorization.

1129783484032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7306 (or 7294 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 1129783484032 in words is "one trillion, one hundred twenty-nine billion, seven hundred eighty-three million, four hundred eighty-four thousand, thirty-two".