190528075501 has 8 divisors (see below), whose sum is σ = 204499112184. Its totient is φ = 176864094720.

The previous prime is 190528075429. The next prime is 190528075559. The reversal of 190528075501 is 105570825091.

It can be written as a sum of positive squares in 4 ways, for example, as 88105674276 + 102422401225 = 296826^2 + 320035^2 .

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 190528075501 - 2¹¹ = 190528073453 is a prime.

It is a super-2 number, since 2×190528075501² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190528075301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76762690 + ... + 76765171.

It is an arithmetic number, because the mean of its divisors is an integer number (25562389023).

Almost surely, 2^190528075501 is an apocalyptic number.

It is an amenable number.

190528075501 is a deficient number, since it is larger than the sum of its proper divisors (13971036683).

190528075501 is a wasteful number, since it uses less digits than its factorization.

190528075501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153527951.

The product of its (nonzero) digits is 126000, while the sum is 43.

The spelling of 190528075501 in words is "one hundred ninety billion, five hundred twenty-eight million, seventy-five thousand, five hundred one".