78883630500 has 96 divisors (see below), whose sum is σ = 229774446720. Its totient is φ = 21029654400.

The previous prime is 78883630457. The next prime is 78883630519. The reversal of 78883630500 is 503638887.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 78883630500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8483854 + ... + 8493146.

It is an arithmetic number, because the mean of its divisors is an integer number (2393483820).

Almost surely, 2^78883630500 is an apocalyptic number.

It is an amenable number.

78883630500 is an abundant number, since it is smaller than the sum of its proper divisors (150890816220).

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

78883630500 is a wasteful number, since it uses less digits than its factorization.

78883630500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14974 (or 14962 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 78883630500 in words is "seventy-eight billion, eight hundred eighty-three million, six hundred thirty thousand, five hundred".