7820656362 has 24 divisors (see below), whose sum is σ = 17264469924. Its totient is φ = 2557698624.

The previous prime is 7820656357. The next prime is 7820656379. The reversal of 7820656362 is 2636560287.

It is a happy number.

7820656362 is a `hidden beast` number, since 7 + 8 + 2 + 0 + 6 + 5 + 636 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7173920601 + 646735761 = 84699^2 + 25431^2 .

It is a super-2 number, since 2×7820656362² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4097923 + ... + 4099830.

Almost surely, 2^7820656362 is an apocalyptic number.

7820656362 is an abundant number, since it is smaller than the sum of its proper divisors (9443813562).

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

7820656362 is a wasteful number, since it uses less digits than its factorization.

7820656362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8197814 (or 8197811 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 7820656362 is about 88434.4749631047. The cubic root of 7820656362 is about 1984.9416037318.

The spelling of 7820656362 in words is "seven billion, eight hundred twenty million, six hundred fifty-six thousand, three hundred sixty-two".