7939562712 has 64 divisors (see below), whose sum is σ = 20689777920. Its totient is φ = 2536541568.

The previous prime is 7939562693. The next prime is 7939562713. The reversal of 7939562712 is 2172659397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7939562713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7228 + ... + 126219.

It is an arithmetic number, because the mean of its divisors is an integer number (323277780).

Almost surely, 2^7939562712 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 7939562712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10344888960).

7939562712 is an abundant number, since it is smaller than the sum of its proper divisors (12750215208).

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

7939562712 is a wasteful number, since it uses less digits than its factorization.

7939562712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133560 (or 133556 counting only the distinct ones).

The product of its digits is 1428840, while the sum is 51.

The square root of 7939562712 is about 89104.2238729456. The cubic root of 7939562712 is about 1994.9508229660.

The spelling of 7939562712 in words is "seven billion, nine hundred thirty-nine million, five hundred sixty-two thousand, seven hundred twelve".