191875090038 has 16 divisors (see below), whose sum is σ = 389477795520. Its totient is φ = 63003760776.

The previous prime is 191875090021. The next prime is 191875090061. The reversal of 191875090038 is 830090578191.

191875090038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 238650208 + ... + 238651011.

It is an arithmetic number, because the mean of its divisors is an integer number (24342362220).

Almost surely, 2^191875090038 is an apocalyptic number.

191875090038 is an abundant number, since it is smaller than the sum of its proper divisors (197602705482).

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

191875090038 is a wasteful number, since it uses less digits than its factorization.

191875090038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477301291.

The product of its (nonzero) digits is 544320, while the sum is 51.

The spelling of 191875090038 in words is "one hundred ninety-one billion, eight hundred seventy-five million, ninety thousand, thirty-eight".