6797041821 has 24 divisors (see below), whose sum is σ = 10101240864. Its totient is φ = 4401047520.

The previous prime is 6797041819. The next prime is 6797041831. The reversal of 6797041821 is 1281407976.

It is a happy number.

It is not a de Polignac number, because 6797041821 - 2¹ = 6797041819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6797041831) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 172270 + ... + 208016.

It is an arithmetic number, because the mean of its divisors is an integer number (420885036).

Almost surely, 2^6797041821 is an apocalyptic number.

It is an amenable number.

6797041821 is a deficient number, since it is larger than the sum of its proper divisors (3304199043).

6797041821 is a wasteful number, since it uses less digits than its factorization.

6797041821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36361 (or 36358 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 45.

The square root of 6797041821 is about 82444.1739663877. The cubic root of 6797041821 is about 1894.2617101123.

The spelling of 6797041821 in words is "six billion, seven hundred ninety-seven million, forty-one thousand, eight hundred twenty-one".