6166672838945 has 16 divisors (see below), whose sum is σ = 7600520087760. Its totient is φ = 4799681132544.

The previous prime is 6166672838933. The next prime is 6166672838999. The reversal of 6166672838945 is 5498382766616.

It can be written as a sum of positive squares in 8 ways, for example, as 1365635308816 + 4801037530129 = 1168604^2 + 2191127^2 .

It is a cyclic number.

It is not a de Polignac number, because 6166672838945 - 2⁶ = 6166672838881 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1645469 + ... + 3878261.

It is an arithmetic number, because the mean of its divisors is an integer number (475032505485).

Almost surely, 2^{6166672838945} is an apocalyptic number.

It is an amenable number.

6166672838945 is a deficient number, since it is larger than the sum of its proper divisors (1433847248815).

6166672838945 is a wasteful number, since it uses less digits than its factorization.

6166672838945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247764.

The product of its digits is 627056640, while the sum is 71.

The spelling of 6166672838945 in words is "six trillion, one hundred sixty-six billion, six hundred seventy-two million, eight hundred thirty-eight thousand, nine hundred forty-five".