7505082312 has 128 divisors (see below), whose sum is σ = 23156044800. Its totient is φ = 1973922048.

The previous prime is 7505082281. The next prime is 7505082391. The reversal of 7505082312 is 2132805057.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 823203 + ... + 832269.

It is an arithmetic number, because the mean of its divisors is an integer number (180906600).

Almost surely, 2^7505082312 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 7505082312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11578022400).

7505082312 is an abundant number, since it is smaller than the sum of its proper divisors (15650962488).

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

7505082312 is a wasteful number, since it uses less digits than its factorization.

7505082312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9475 (or 9471 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 7505082312 is about 86631.8781511748. The cubic root of 7505082312 is about 1957.8758669452.

Adding to 7505082312 its reverse (2132805057), we get a palindrome (9637887369).

The spelling of 7505082312 in words is "seven billion, five hundred five million, eighty-two thousand, three hundred twelve".