247026752047 has 2 divisors, whose sum is σ = 247026752048. Its totient is φ = 247026752046.

The previous prime is 247026752033. The next prime is 247026752051. The reversal of 247026752047 is 740257620742.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-247026752047 is a prime.

It is a super-2 number, since 2×247026752047² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 247026751988 and 247026752006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (247026752017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123513376023 + 123513376024.

It is an arithmetic number, because the mean of its divisors is an integer number (123513376024).

Almost surely, 2^247026752047 is an apocalyptic number.

247026752047 is a deficient number, since it is larger than the sum of its proper divisors (1).

247026752047 is an equidigital number, since it uses as much as digits as its factorization.

247026752047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1317120, while the sum is 46.

The spelling of 247026752047 in words is "two hundred forty-seven billion, twenty-six million, seven hundred fifty-two thousand, forty-seven".