7428805808 has 20 divisors (see below), whose sum is σ = 14401548480. Its totient is φ = 3712277184.

The previous prime is 7428805781. The next prime is 7428805829. The reversal of 7428805808 is 8085088247.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103835 + ... + 160122.

It is an arithmetic number, because the mean of its divisors is an integer number (720077424).

Almost surely, 2^7428805808 is an apocalyptic number.

It is an amenable number.

7428805808 is a deficient number, since it is larger than the sum of its proper divisors (6972742672).

7428805808 is a wasteful number, since it uses less digits than its factorization.

7428805808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265724 (or 265718 counting only the distinct ones).

The product of its (nonzero) digits is 1146880, while the sum is 50.

The square root of 7428805808 is about 86190.5204068290. The cubic root of 7428805808 is about 1951.2204332988.

The spelling of 7428805808 in words is "seven billion, four hundred twenty-eight million, eight hundred five thousand, eight hundred eight".