5456567898 has 24 divisors (see below), whose sum is σ = 11826184500. Its totient is φ = 1818298944.

The previous prime is 5456567881. The next prime is 5456567917. The reversal of 5456567898 is 8987656545.

5456567898 is a `hidden beast` number, since 5 + 4 + 565 + 67 + 8 + 9 + 8 = 666.

5456567898 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in 2 ways, for example, as 4214216889 + 1242351009 = 64917^2 + 35247^2 .

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16278 + ... + 105726.

Almost surely, 2^5456567898 is an apocalyptic number.

5456567898 is an abundant number, since it is smaller than the sum of its proper divisors (6369616602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5456567898 is a wasteful number, since it uses less digits than its factorization.

5456567898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92846 (or 92843 counting only the distinct ones).

The product of its digits is 72576000, while the sum is 63.

The square root of 5456567898 is about 73868.5853255631. The cubic root of 5456567898 is about 1760.5155060608.

The spelling of 5456567898 in words is "five billion, four hundred fifty-six million, five hundred sixty-seven thousand, eight hundred ninety-eight".