6822746394660 has 108 divisors (see below), whose sum is σ = 24074548023708. Its totient is φ = 1559484888192.

The previous prime is 6822746394649. The next prime is 6822746394713. The reversal of 6822746394660 is 664936472286.

6822746394660 is a `hidden beast` number, since 6 + 8 + 2 + 27 + 463 + 94 + 6 + 60 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4167697752036 + 2655048642624 = 2041494^2 + 1629432^2 .

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 386768187 + ... + 386785826.

It is an arithmetic number, because the mean of its divisors is an integer number (222912481701).

Almost surely, 2^{6822746394660} is an apocalyptic number.

6822746394660 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6822746394660 is an abundant number, since it is smaller than the sum of its proper divisors (17251801629048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6822746394660 is a wasteful number, since it uses less digits than its factorization.

6822746394660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773554042 (or 773554030 counting only the distinct ones).

The product of its (nonzero) digits is 125411328, while the sum is 63.

The spelling of 6822746394660 in words is "six trillion, eight hundred twenty-two billion, seven hundred forty-six million, three hundred ninety-four thousand, six hundred sixty".