7826785364 has 24 divisors (see below), whose sum is σ = 14240381568. Its totient is φ = 3760954560.

The previous prime is 7826785333. The next prime is 7826785367. The reversal of 7826785364 is 4635876287.

It is a super-2 number, since 2×7826785364² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7826785367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345164 + ... + 367139.

It is an arithmetic number, because the mean of its divisors is an integer number (593349232).

Almost surely, 2^7826785364 is an apocalyptic number.

It is an amenable number.

7826785364 is a deficient number, since it is larger than the sum of its proper divisors (6413596204).

7826785364 is a wasteful number, since it uses less digits than its factorization.

7826785364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712415 (or 712413 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 56.

The square root of 7826785364 is about 88469.1209631926. The cubic root of 7826785364 is about 1985.4599973216.

The spelling of 7826785364 in words is "seven billion, eight hundred twenty-six million, seven hundred eighty-five thousand, three hundred sixty-four".