6920845773 has 8 divisors (see below), whose sum is σ = 9228181536. Its totient is φ = 4613703600.

The previous prime is 6920845769. The next prime is 6920845793. The reversal of 6920845773 is 3775480296.

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

It is not a de Polignac number, because 6920845773 - 2² = 6920845769 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6920845793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100218 + ... + 154548.

It is an arithmetic number, because the mean of its divisors is an integer number (1153522692).

Almost surely, 2^6920845773 is an apocalyptic number.

It is an amenable number.

6920845773 is a deficient number, since it is larger than the sum of its proper divisors (2307335763).

6920845773 is a wasteful number, since it uses less digits than its factorization.

6920845773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96795.

The product of its (nonzero) digits is 2540160, while the sum is 51.

The square root of 6920845773 is about 83191.6208100311. The cubic root of 6920845773 is about 1905.6935195107.

The spelling of 6920845773 in words is "six billion, nine hundred twenty million, eight hundred forty-five thousand, seven hundred seventy-three".