7798006920 has 64 divisors (see below), whose sum is σ = 25520754240. Its totient is φ = 1890425600.

The previous prime is 7798006903. The next prime is 7798006987. The reversal of 7798006920 is 296008977.

It is a self number, because there is not a number n which added to its sum of digits gives 7798006920.

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, 2952471 + ... + 2955110.

It is an arithmetic number, because the mean of its divisors is an integer number (398761785).

Almost surely, 2^7798006920 is an apocalyptic number.

It is an amenable number.

7798006920 is an abundant number, since it is smaller than the sum of its proper divisors (17722747320).

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

7798006920 is a wasteful number, since it uses less digits than its factorization.

7798006920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5907606 (or 5907602 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 48.

The square root of 7798006920 is about 88306.3243488257. The cubic root of 7798006920 is about 1983.0235511429.

The spelling of 7798006920 in words is "seven billion, seven hundred ninety-eight million, six thousand, nine hundred twenty".