247350745427 has 2 divisors, whose sum is σ = 247350745428. Its totient is φ = 247350745426.

The previous prime is 247350745357. The next prime is 247350745519. The reversal of 247350745427 is 724547053742.

It is a happy number.

247350745427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 247350745427 - 2³⁶ = 178631268691 is a prime.

It is a super-2 number, since 2×247350745427² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (247350748427) 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 as a sum of consecutive naturals, namely, 123675372713 + 123675372714.

It is an arithmetic number, because the mean of its divisors is an integer number (123675372714).

Almost surely, 2^247350745427 is an apocalyptic number.

247350745427 is a deficient number, since it is larger than the sum of its proper divisors (1).

247350745427 is an equidigital number, since it uses as much as digits as its factorization.

247350745427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6585600, while the sum is 50.

The spelling of 247350745427 in words is "two hundred forty-seven billion, three hundred fifty million, seven hundred forty-five thousand, four hundred twenty-seven".