5047693457 has 2 divisors, whose sum is σ = 5047693458. Its totient is φ = 5047693456.

The previous prime is 5047693433. The next prime is 5047693477. The reversal of 5047693457 is 7543967405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2792488336 + 2255205121 = 52844^2 + 47489^2 .

It is a cyclic number.

It is not a de Polignac number, because 5047693457 - 2¹⁸ = 5047431313 is a prime.

It is a super-2 number, since 2×5047693457² = 50958418471681221698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5047693477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2523846728 + 2523846729.

It is an arithmetic number, because the mean of its divisors is an integer number (2523846729).

Almost surely, 2^5047693457 is an apocalyptic number.

It is an amenable number.

5047693457 is a deficient number, since it is larger than the sum of its proper divisors (1).

5047693457 is an equidigital number, since it uses as much as digits as its factorization.

5047693457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 50.

The square root of 5047693457 is about 71047.1213843320. The cubic root of 5047693457 is about 1715.3957281096.

The spelling of 5047693457 in words is "five billion, forty-seven million, six hundred ninety-three thousand, four hundred fifty-seven".