4247877551 has 2 divisors, whose sum is σ = 4247877552. Its totient is φ = 4247877550.

The previous prime is 4247877539. The next prime is 4247877553. The reversal of 4247877551 is 1557787424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4247877551 - 2¹⁰ = 4247876527 is a prime.

Together with 4247877553, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4247877551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4247877553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2123938775 + 2123938776.

It is an arithmetic number, because the mean of its divisors is an integer number (2123938776).

Almost surely, 2^4247877551 is an apocalyptic number.

4247877551 is a deficient number, since it is larger than the sum of its proper divisors (1).

4247877551 is an equidigital number, since it uses as much as digits as its factorization.

4247877551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2195200, while the sum is 50.

The square root of 4247877551 is about 65175.7435784203. The cubic root of 4247877551 is about 1619.5362121778.

The spelling of 4247877551 in words is "four billion, two hundred forty-seven million, eight hundred seventy-seven thousand, five hundred fifty-one".