7800320152 has 16 divisors (see below), whose sum is σ = 14630798160. Its totient is φ = 3898773984.

The previous prime is 7800320113. The next prime is 7800320159. The reversal of 7800320152 is 2510230087.

It is a self number, because there is not a number n which added to its sum of digits gives 7800320152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7800320159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149148 + ... + 194539.

It is an arithmetic number, because the mean of its divisors is an integer number (914424885).

Almost surely, 2^7800320152 is an apocalyptic number.

It is an amenable number.

7800320152 is a deficient number, since it is larger than the sum of its proper divisors (6830478008).

7800320152 is a wasteful number, since it uses less digits than its factorization.

7800320152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346530 (or 346526 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 7800320152 is about 88319.4211484654. The cubic root of 7800320152 is about 1983.2196157728.

The spelling of 7800320152 in words is "seven billion, eight hundred million, three hundred twenty thousand, one hundred fifty-two".