6549859058 has 18 divisors (see below), whose sum is σ = 9951897069. Its totient is φ = 3233096592.

The previous prime is 6549859051. The next prime is 6549859073. The reversal of 6549859058 is 8509589456.

6549859058 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5854851289 + 695007769 = 76517^2 + 26363^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=57227.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6549858988 and 6549859006.

It is not an unprimeable number, because it can be changed into a prime (6549859051) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10186085 + ... + 10186727.

Almost surely, 2^6549859058 is an apocalyptic number.

6549859058 is a deficient number, since it is larger than the sum of its proper divisors (3402038011).

6549859058 is an frugal number, since it uses more digits than its factorization.

6549859058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 59.

The square root of 6549859058 is about 80931.1995339251. The cubic root of 6549859058 is about 1871.0152110905.

The spelling of 6549859058 in words is "six billion, five hundred forty-nine million, eight hundred fifty-nine thousand, fifty-eight".