75106321055 has 8 divisors (see below), whose sum is σ = 90775986000. Its totient is φ = 59652789696.

The previous prime is 75106321013. The next prime is 75106321063. The reversal of 75106321055 is 55012360157.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 75106321055 - 2²² = 75102126751 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54032630 + ... + 54034019.

It is an arithmetic number, because the mean of its divisors is an integer number (11346998250).

Almost surely, 2^75106321055 is an apocalyptic number.

75106321055 is a deficient number, since it is larger than the sum of its proper divisors (15669664945).

75106321055 is a wasteful number, since it uses less digits than its factorization.

75106321055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108066793.

The product of its (nonzero) digits is 31500, while the sum is 35.

The spelling of 75106321055 in words is "seventy-five billion, one hundred six million, three hundred twenty-one thousand, fifty-five".