28350142319159 has 4 divisors (see below), whose sum is σ = 28426148063016. Its totient is φ = 28274136575304.

The previous prime is 28350142319131. The next prime is 28350142319171. The reversal of 28350142319159 is 95191324105382.

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

It is a cyclic number.

It is not a de Polignac number, because 28350142319159 - 2⁸ = 28350142318903 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 28350142319159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28350142319119) 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, 38002871369 + ... + 38002872114.

It is an arithmetic number, because the mean of its divisors is an integer number (7106537015754).

Almost surely, 2^{28350142319159} is an apocalyptic number.

28350142319159 is a deficient number, since it is larger than the sum of its proper divisors (76005743857).

28350142319159 is an equidigital number, since it uses as much as digits as its factorization.

28350142319159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76005743856.

The product of its (nonzero) digits is 2332800, while the sum is 53.

The spelling of 28350142319159 in words is "twenty-eight trillion, three hundred fifty billion, one hundred forty-two million, three hundred nineteen thousand, one hundred fifty-nine".