6845182047377 has 4 divisors (see below), whose sum is σ = 6912956127156. Its totient is φ = 6777407967600.

The previous prime is 6845182047367. The next prime is 6845182047391. The reversal of 6845182047377 is 7737402815486.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3282416321536 + 3562765725841 = 1811744^2 + 1887529^2 .

It is a cyclic number.

It is not a de Polignac number, because 6845182047377 - 2¹² = 6845182043281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6845182047367) 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, 33887039738 + ... + 33887039939.

It is an arithmetic number, because the mean of its divisors is an integer number (1728239031789).

Almost surely, 2^{6845182047377} is an apocalyptic number.

It is an amenable number.

6845182047377 is a deficient number, since it is larger than the sum of its proper divisors (67774079779).

6845182047377 is a wasteful number, since it uses less digits than its factorization.

6845182047377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67774079778.

The product of its (nonzero) digits is 63221760, while the sum is 62.

The spelling of 6845182047377 in words is "six trillion, eight hundred forty-five billion, one hundred eighty-two million, forty-seven thousand, three hundred seventy-seven".