5634768257 has 4 divisors (see below), whose sum is σ = 5647604160. Its totient is φ = 5621932356.

The previous prime is 5634768233. The next prime is 5634768277. The reversal of 5634768257 is 7528674365.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7528674365 = 5 ⋅1505734873.

It is a cyclic number.

It is not a de Polignac number, because 5634768257 - 2⁸ = 5634768001 is a prime.

It is a super-2 number, since 2×5634768257² = 63501226620189636098, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5634768199 and 5634768208.

It is not an unprimeable number, because it can be changed into a prime (5634768277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6417293 + ... + 6418170.

It is an arithmetic number, because the mean of its divisors is an integer number (1411901040).

Almost surely, 2^5634768257 is an apocalyptic number.

It is an amenable number.

5634768257 is a deficient number, since it is larger than the sum of its proper divisors (12835903).

5634768257 is a wasteful number, since it uses less digits than its factorization.

5634768257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12835902.

The product of its digits is 8467200, while the sum is 53.

The square root of 5634768257 is about 75065.0934656049. The cubic root of 5634768257 is about 1779.4755279495.

The spelling of 5634768257 in words is "five billion, six hundred thirty-four million, seven hundred sixty-eight thousand, two hundred fifty-seven".