5158194249647 has 2 divisors, whose sum is σ = 5158194249648. Its totient is φ = 5158194249646.

The previous prime is 5158194249599. The next prime is 5158194249653. The reversal of 5158194249647 is 7469424918515.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5158194249647 - 2¹⁶ = 5158194184111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5158194249947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2579097124823 + 2579097124824.

It is an arithmetic number, because the mean of its divisors is an integer number (2579097124824).

Almost surely, 2^{5158194249647} is an apocalyptic number.

5158194249647 is a deficient number, since it is larger than the sum of its proper divisors (1).

5158194249647 is an equidigital number, since it uses as much as digits as its factorization.

5158194249647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87091200, while the sum is 65.

The spelling of 5158194249647 in words is "five trillion, one hundred fifty-eight billion, one hundred ninety-four million, two hundred forty-nine thousand, six hundred forty-seven".