9772543804 has 12 divisors (see below), whose sum is σ = 17147078200. Its totient is φ = 4873378608.

The previous prime is 9772543769. The next prime is 9772543811. The reversal of 9772543804 is 4083452779.

It is a happy number.

It is a super-2 number, since 2×9772543804² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3221619 + ... + 3224650.

Almost surely, 2^9772543804 is an apocalyptic number.

It is an amenable number.

9772543804 is a deficient number, since it is larger than the sum of its proper divisors (7374534396).

9772543804 is a wasteful number, since it uses less digits than its factorization.

9772543804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6446652 (or 6446650 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 49.

The square root of 9772543804 is about 98856.1773689434. The cubic root of 9772543804 is about 2137.9746030202.

The spelling of 9772543804 in words is "nine billion, seven hundred seventy-two million, five hundred forty-three thousand, eight hundred four".