5647557497 has 2 divisors, whose sum is σ = 5647557498. Its totient is φ = 5647557496.

The previous prime is 5647557457. The next prime is 5647557499. The reversal of 5647557497 is 7947557465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4315964416 + 1331593081 = 65696^2 + 36491^2 .

It is a cyclic number.

It is not a de Polignac number, because 5647557497 - 2²⁰ = 5646508921 is a prime.

It is a super-3 number, since 3×5647557497³ (a number of 30 digits) contains 333 as substring.

Together with 5647557499, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5647557499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2823778748 + 2823778749.

It is an arithmetic number, because the mean of its divisors is an integer number (2823778749).

Almost surely, 2^5647557497 is an apocalyptic number.

It is an amenable number.

5647557497 is a deficient number, since it is larger than the sum of its proper divisors (1).

5647557497 is an equidigital number, since it uses as much as digits as its factorization.

5647557497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37044000, while the sum is 59.

The square root of 5647557497 is about 75150.2328472773. The cubic root of 5647557497 is about 1780.8208032228.

The spelling of 5647557497 in words is "five billion, six hundred forty-seven million, five hundred fifty-seven thousand, four hundred ninety-seven".