5257615463 has 2 divisors, whose sum is σ = 5257615464. Its totient is φ = 5257615462.

The previous prime is 5257615427. The next prime is 5257615477. The reversal of 5257615463 is 3645167525.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5257615463 - 2⁶ = 5257615399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5257618463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2628807731 + 2628807732.

It is an arithmetic number, because the mean of its divisors is an integer number (2628807732).

Almost surely, 2^5257615463 is an apocalyptic number.

5257615463 is a deficient number, since it is larger than the sum of its proper divisors (1).

5257615463 is an equidigital number, since it uses as much as digits as its factorization.

5257615463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 756000, while the sum is 44.

The square root of 5257615463 is about 72509.4163747027. The cubic root of 5257615463 is about 1738.8532831747.

The spelling of 5257615463 in words is "five billion, two hundred fifty-seven million, six hundred fifteen thousand, four hundred sixty-three".