2832785139772 has 144 divisors (see below), whose sum is σ = 5893314772800. Its totient is φ = 1190943855360.

The previous prime is 2832785139719. The next prime is 2832785139787. The reversal of 2832785139772 is 2779315872382.

2832785139772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2832785139772² (a number of 26 digits) contains 22 as substring.

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, 3742120018 + ... + 3742120774.

Almost surely, 2^{2832785139772} 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 2832785139772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2946657386400).

2832785139772 is an abundant number, since it is smaller than the sum of its proper divisors (3060529633028).

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

2832785139772 is an equidigital number, since it uses as much as digits as its factorization.

2832785139772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1637 (or 1560 counting only the distinct ones).

The product of its digits is 71124480, while the sum is 64.

The spelling of 2832785139772 in words is "two trillion, eight hundred thirty-two billion, seven hundred eighty-five million, one hundred thirty-nine thousand, seven hundred seventy-two".