30066331252 has 6 divisors (see below), whose sum is σ = 52616079698. Its totient is φ = 15033165624.

The previous prime is 30066331241. The next prime is 30066331289. The reversal of 30066331252 is 25213366003.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 26930779236 + 3135552016 = 164106^2 + 55996^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3758291403 + ... + 3758291410.

Almost surely, 2^30066331252 is an apocalyptic number.

It is an amenable number.

30066331252 is a deficient number, since it is larger than the sum of its proper divisors (22549748446).

30066331252 is a wasteful number, since it uses less digits than its factorization.

30066331252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7516582817 (or 7516582815 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 30066331252 its reverse (25213366003), we get a palindrome (55279697255).

The spelling of 30066331252 in words is "thirty billion, sixty-six million, three hundred thirty-one thousand, two hundred fifty-two".