5157646019 has 2 divisors, whose sum is σ = 5157646020. Its totient is φ = 5157646018.

The previous prime is 5157646009. The next prime is 5157646033. The reversal of 5157646019 is 9106467515.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5157646019 is a prime.

It is a super-2 number, since 2×5157646019² = 53202624914613096722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5157646009) 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, 2578823009 + 2578823010.

It is an arithmetic number, because the mean of its divisors is an integer number (2578823010).

Almost surely, 2^5157646019 is an apocalyptic number.

5157646019 is a deficient number, since it is larger than the sum of its proper divisors (1).

5157646019 is an equidigital number, since it uses as much as digits as its factorization.

5157646019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 5157646019 is about 71816.7530524738. The cubic root of 5157646019 is about 1727.7617058726.

The spelling of 5157646019 in words is "five billion, one hundred fifty-seven million, six hundred forty-six thousand, nineteen".