7899824346 has 8 divisors (see below), whose sum is σ = 15799648704. Its totient is φ = 2633274780.

The previous prime is 7899824263. The next prime is 7899824353. The reversal of 7899824346 is 6434289987.

It is a sphenic number, since it is the product of 3 distinct primes.

7899824346 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7899824346.

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, 658318690 + ... + 658318701.

It is an arithmetic number, because the mean of its divisors is an integer number (1974956088).

Almost surely, 2^7899824346 is an apocalyptic number.

7899824346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7899824346 is a wasteful number, since it uses less digits than its factorization.

7899824346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316637396.

The product of its digits is 20901888, while the sum is 60.

The square root of 7899824346 is about 88880.9560367124. The cubic root of 7899824346 is about 1991.6169400803.

The spelling of 7899824346 in words is "seven billion, eight hundred ninety-nine million, eight hundred twenty-four thousand, three hundred forty-six".