78504588485788 has 48 divisors (see below), whose sum is σ = 142249791902400. Its totient is φ = 37864271370240.

The previous prime is 78504588485783. The next prime is 78504588485833. The reversal of 78504588485788 is 88758488540587.

78504588485788 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78504588485783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 586528033 + ... + 586661863.

It is an arithmetic number, because the mean of its divisors is an integer number (2963537331300).

Almost surely, 2^{78504588485788} is an apocalyptic number.

It is an amenable number.

78504588485788 is a deficient number, since it is larger than the sum of its proper divisors (63745203416612).

78504588485788 is a wasteful number, since it uses less digits than its factorization.

78504588485788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138430 (or 138428 counting only the distinct ones).

The product of its (nonzero) digits is 25690112000, while the sum is 85.

The spelling of 78504588485788 in words is "seventy-eight trillion, five hundred four billion, five hundred eighty-eight million, four hundred eighty-five thousand, seven hundred eighty-eight".