190928183819101 has 4 divisors (see below), whose sum is σ = 190950279439804. Its totient is φ = 190906088198400.

The previous prime is 190928183819083. The next prime is 190928183819117. The reversal of 190928183819101 is 101918381829091.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 77244587432100 + 113683596387001 = 8788890^2 + 10662251^2 .

It is a cyclic number.

It is not a de Polignac number, because 190928183819101 - 2²⁵ = 190928150264669 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 190928183819101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190928183819141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11047797390 + ... + 11047814671.

It is an arithmetic number, because the mean of its divisors is an integer number (47737569859951).

Almost surely, 2^{190928183819101} is an apocalyptic number.

It is an amenable number.

190928183819101 is a deficient number, since it is larger than the sum of its proper divisors (22095620703).

190928183819101 is an equidigital number, since it uses as much as digits as its factorization.

190928183819101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22095620702.

The product of its (nonzero) digits is 2239488, while the sum is 61.

The spelling of 190928183819101 in words is "one hundred ninety trillion, nine hundred twenty-eight billion, one hundred eighty-three million, eight hundred nineteen thousand, one hundred one".