7764343434 has 12 divisors (see below), whose sum is σ = 16822744146. Its totient is φ = 2588114472.

The previous prime is 7764343373. The next prime is 7764343451. The reversal of 7764343434 is 4343434677.

It can be written as a sum of positive squares in only one way, i.e., 7648027209 + 116316225 = 87453^2 + 10785^2 .

It is a super-2 number, since 2×7764343434² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7764343434.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 215676189 + ... + 215676224.

Almost surely, 2^7764343434 is an apocalyptic number.

7764343434 is an abundant number, since it is smaller than the sum of its proper divisors (9058400712).

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

7764343434 is a wasteful number, since it uses less digits than its factorization.

7764343434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431352421 (or 431352418 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 45.

The square root of 7764343434 is about 88115.5118807126. The cubic root of 7764343434 is about 1980.1659074325.

The spelling of 7764343434 in words is "seven billion, seven hundred sixty-four million, three hundred forty-three thousand, four hundred thirty-four".