6549713146 has 8 divisors (see below), whose sum is σ = 9849317940. Its totient is φ = 3266607168.

The previous prime is 6549713123. The next prime is 6549713179. The reversal of 6549713146 is 6413179456.

It can be written as a sum of positive squares in 2 ways, for example, as 5202015625 + 1347697521 = 72125^2 + 36711^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6549713096 and 6549713105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4123711 + ... + 4125298.

Almost surely, 2^6549713146 is an apocalyptic number.

6549713146 is a deficient number, since it is larger than the sum of its proper divisors (3299604794).

6549713146 is a wasteful number, since it uses less digits than its factorization.

6549713146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8249408.

The product of its digits is 544320, while the sum is 46.

The square root of 6549713146 is about 80930.2980718593. The cubic root of 6549713146 is about 1871.0013173769.

The spelling of 6549713146 in words is "six billion, five hundred forty-nine million, seven hundred thirteen thousand, one hundred forty-six".