78829708104 has 96 divisors (see below), whose sum is σ = 249188209920. Its totient is φ = 22043559168.

The previous prime is 78829708103. The next prime is 78829708123. The reversal of 78829708104 is 40180792887.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (78829708103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1640229 + ... + 1687604.

It is an arithmetic number, because the mean of its divisors is an integer number (2595710520).

Almost surely, 2^78829708104 is an apocalyptic number.

It is an amenable number.

78829708104 is an abundant number, since it is smaller than the sum of its proper divisors (170358501816).

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

78829708104 is a wasteful number, since it uses less digits than its factorization.

78829708104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3327899 (or 3327892 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 54.

The spelling of 78829708104 in words is "seventy-eight billion, eight hundred twenty-nine million, seven hundred eight thousand, one hundred four".