7739797812 has 24 divisors (see below), whose sum is σ = 18062226336. Its totient is φ = 2579547168.

The previous prime is 7739797787. The next prime is 7739797817. The reversal of 7739797812 is 2187979377.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7739797817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42283 + ... + 131405.

It is an arithmetic number, because the mean of its divisors is an integer number (752592764).

Almost surely, 2^7739797812 is an apocalyptic number.

It is an amenable number.

7739797812 is an abundant number, since it is smaller than the sum of its proper divisors (10322428524).

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

7739797812 is a wasteful number, since it uses less digits than its factorization.

7739797812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96367 (or 96365 counting only the distinct ones).

The product of its digits is 9335088, while the sum is 60.

The square root of 7739797812 is about 87976.1206919241. The cubic root of 7739797812 is about 1978.0770546084.

The spelling of 7739797812 in words is "seven billion, seven hundred thirty-nine million, seven hundred ninety-seven thousand, eight hundred twelve".