78098189433124 has 81 divisors (see below), whose sum is σ = 167798717074107. Its totient is φ = 31708084888368.

The previous prime is 78098189433119. The next prime is 78098189433247. The reversal of 78098189433124 is 42133498189087.

The square root of 78098189433124 is 8837318.

It is a perfect power (a square), and thus also a powerful number.

It is a self number, because there is not a number n which added to its sum of digits gives 78098189433124.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2350709977 + ... + 2350743199.

Almost surely, 2^{78098189433124} is an apocalyptic number.

78098189433124 is the 8837318-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 78098189433124

78098189433124 is an abundant number, since it is smaller than the sum of its proper divisors (89700527640983).

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

78098189433124 is an frugal number, since it uses more digits than its factorization.

78098189433124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66502 (or 33251 counting only the distinct ones).

The product of its (nonzero) digits is 83607552, while the sum is 67.

The spelling of 78098189433124 in words is "seventy-eight trillion, ninety-eight billion, one hundred eighty-nine million, four hundred thirty-three thousand, one hundred twenty-four".