7436666668 has 12 divisors (see below), whose sum is σ = 13043154600. Its totient is φ = 3710051072.

The previous prime is 7436666569. The next prime is 7436666693. The reversal of 7436666668 is 8666666347.

It is a super-2 number, since 2×7436666668² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2068546 + ... + 2072137.

It is an arithmetic number, because the mean of its divisors is an integer number (1086929550).

Almost surely, 2^7436666668 is an apocalyptic number.

It is an amenable number.

7436666668 is a deficient number, since it is larger than the sum of its proper divisors (5606487932).

7436666668 is a wasteful number, since it uses less digits than its factorization.

7436666668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4141136 (or 4141134 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 58.

The square root of 7436666668 is about 86236.1100003937. The cubic root of 7436666668 is about 1951.9084247077.

The spelling of 7436666668 in words is "seven billion, four hundred thirty-six million, six hundred sixty-six thousand, six hundred sixty-eight".