7943408008 has 32 divisors (see below), whose sum is σ = 15414048000. Its totient is φ = 3833657280.

The previous prime is 7943408003. The next prime is 7943408029. The reversal of 7943408008 is 8008043497.

It is not an unprimeable number, because it can be changed into a prime (7943408003) 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 7 ways as a sum of consecutive naturals, for example, 55303 + ... + 137641.

It is an arithmetic number, because the mean of its divisors is an integer number (481689000).

Almost surely, 2^7943408008 is an apocalyptic number.

It is an amenable number.

7943408008 is a deficient number, since it is larger than the sum of its proper divisors (7470639992).

7943408008 is a wasteful number, since it uses less digits than its factorization.

7943408008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82765 (or 82761 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 7943408008 is about 89125.7987790292. The cubic root of 7943408008 is about 1995.2728364318.

The spelling of 7943408008 in words is "seven billion, nine hundred forty-three million, four hundred eight thousand, eight".