7428680290 has 32 divisors (see below), whose sum is σ = 13535315136. Its totient is φ = 2935233600.

The previous prime is 7428680279. The next prime is 7428680317. The reversal of 7428680290 is 920868247.

It is a self number, because there is not a number n which added to its sum of digits gives 7428680290.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 439129 + ... + 455731.

It is an arithmetic number, because the mean of its divisors is an integer number (422978598).

Almost surely, 2^7428680290 is an apocalyptic number.

7428680290 is a deficient number, since it is larger than the sum of its proper divisors (6106634846).

7428680290 is a wasteful number, since it uses less digits than its factorization.

7428680290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17154.

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 7428680290 is about 86189.7922610329. The cubic root of 7428680290 is about 1951.2094438849.

The spelling of 7428680290 in words is "seven billion, four hundred twenty-eight million, six hundred eighty thousand, two hundred ninety".