247303143366431 has 4 divisors (see below), whose sum is σ = 247309865241264. Its totient is φ = 247296421491600.

The previous prime is 247303143366403. The next prime is 247303143366491. The reversal of 247303143366431 is 134663341303742.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 247303143366431 - 2¹⁴ = 247303143350047 is a prime.

It is a super-2 number, since 2×247303143366431² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 247303143366431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (247303143366401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3360882230 + ... + 3360955811.

It is an arithmetic number, because the mean of its divisors is an integer number (61827466310316).

Almost surely, 2^{247303143366431} is an apocalyptic number.

247303143366431 is a deficient number, since it is larger than the sum of its proper divisors (6721874833).

247303143366431 is an equidigital number, since it uses as much as digits as its factorization.

247303143366431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6721874832.

The product of its (nonzero) digits is 7838208, while the sum is 50.

The spelling of 247303143366431 in words is "two hundred forty-seven trillion, three hundred three billion, one hundred forty-three million, three hundred sixty-six thousand, four hundred thirty-one".