75778330000 has 100 divisors (see below), whose sum is σ = 191444318208. Its totient is φ = 28993360000.

The previous prime is 75778329989. The next prime is 75778330031. The reversal of 75778330000 is 3387757.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65265 + ... + 394735.

Almost surely, 2^75778330000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75778330000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95722159104).

75778330000 is an abundant number, since it is smaller than the sum of its proper divisors (115665988208).

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

75778330000 is a wasteful number, since it uses less digits than its factorization.

75778330000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329522 (or 329501 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 40.

The spelling of 75778330000 in words is "seventy-five billion, seven hundred seventy-eight million, three hundred thirty thousand".