78050305505750 has 32 divisors (see below), whose sum is σ = 147161324288160. Its totient is φ = 30995516992800.

The previous prime is 78050305505749. The next prime is 78050305505771. The reversal of 78050305505750 is 5750550305087.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1122991229 + ... + 1123060728.

It is an arithmetic number, because the mean of its divisors is an integer number (4598791384005).

Almost surely, 2^{78050305505750} is an apocalyptic number.

78050305505750 is a deficient number, since it is larger than the sum of its proper divisors (69111018782410).

78050305505750 is a wasteful number, since it uses less digits than its factorization.

78050305505750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246052113 (or 2246052103 counting only the distinct ones).

The product of its (nonzero) digits is 3675000, while the sum is 50.

The spelling of 78050305505750 in words is "seventy-eight trillion, fifty billion, three hundred five million, five hundred five thousand, seven hundred fifty".