78075508330 has 16 divisors (see below), whose sum is σ = 140736406824. Its totient is φ = 31185649600.

The previous prime is 78075508297. The next prime is 78075508349. The reversal of 78075508330 is 3380557087.

It can be written as a sum of positive squares in 4 ways, for example, as 68260445289 + 9815063041 = 261267^2 + 99071^2 .

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 7 ways as a sum of consecutive naturals, for example, 5561857 + ... + 5575876.

Almost surely, 2^78075508330 is an apocalyptic number.

78075508330 is a deficient number, since it is larger than the sum of its proper divisors (62660898494).

78075508330 is a wasteful number, since it uses less digits than its factorization.

78075508330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11138441.

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 78075508330 in words is "seventy-eight billion, seventy-five million, five hundred eight thousand, three hundred thirty".