75829686996778 has 192 divisors, whose sum is σ = 138833214105600. Its totient is φ = 30777915168000.

The previous prime is 75829686996773. The next prime is 75829686996779. The reversal of 75829686996778 is 87769968692857.

It is a self number, because there is not a number n which added to its sum of digits gives 75829686996778.

It is not an unprimeable number, because it can be changed into a prime (75829686996773) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6747008083 + ... + 6747019321.

It is an arithmetic number, because the mean of its divisors is an integer number (723089656800).

Almost surely, 2^{75829686996778} is an apocalyptic number.

75829686996778 is a deficient number, since it is larger than the sum of its proper divisors (63003527108822).

75829686996778 is a wasteful number, since it uses less digits than its factorization.

75829686996778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11829 (or 11816 counting only the distinct ones).

The product of its digits is 276531978240, while the sum is 97.

The spelling of 75829686996778 in words is "seventy-five trillion, eight hundred twenty-nine billion, six hundred eighty-six million, nine hundred ninety-six thousand, seven hundred seventy-eight".