247630243329 has 24 divisors (see below), whose sum is σ = 409138047552. Its totient is φ = 141381283680.

The previous prime is 247630243309. The next prime is 247630243363. The reversal of 247630243329 is 923342036742.

247630243329 is a `hidden beast` number, since 2 + 4 + 7 + 6 + 302 + 4 + 332 + 9 = 666.

247630243329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 247630243329 - 2⁹ = 247630242817 is a prime.

It is a super-2 number, since 2×247630243329² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (247630243309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1616602 + ... + 1763139.

It is an arithmetic number, because the mean of its divisors is an integer number (17047418648).

Almost surely, 2^247630243329 is an apocalyptic number.

It is an amenable number.

247630243329 is a deficient number, since it is larger than the sum of its proper divisors (161507804223).

247630243329 is a wasteful number, since it uses less digits than its factorization.

247630243329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3380917 (or 3380914 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 45.

The spelling of 247630243329 in words is "two hundred forty-seven billion, six hundred thirty million, two hundred forty-three thousand, three hundred twenty-nine".