809542704324 has 24 divisors (see below), whose sum is σ = 1889318374720. Its totient is φ = 269792511264.

The previous prime is 809542704319. The next prime is 809542704329. The reversal of 809542704324 is 423407245908.

It is an interprime number because it is at equal distance from previous prime (809542704319) and next prime (809542704329).

It is not an unprimeable number, because it can be changed into a prime (809542704329) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6820819 + ... + 6938490.

Almost surely, 2^809542704324 is an apocalyptic number.

It is an amenable number.

809542704324 is an abundant number, since it is smaller than the sum of its proper divisors (1079775670396).

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

809542704324 is a wasteful number, since it uses less digits than its factorization.

809542704324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13764219 (or 13764217 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 809542704324 in words is "eight hundred nine billion, five hundred forty-two million, seven hundred four thousand, three hundred twenty-four".