20191752875059 has 2 divisors, whose sum is σ = 20191752875060. Its totient is φ = 20191752875058.

The previous prime is 20191752875033. The next prime is 20191752875087. The reversal of 20191752875059 is 95057825719102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20191752875059 - 2¹⁹ = 20191752350771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20191752874988 and 20191752875006.

It is not a weakly prime, because it can be changed into another prime (20191752845059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10095876437529 + 10095876437530.

It is an arithmetic number, because the mean of its divisors is an integer number (10095876437530).

Almost surely, 2^{20191752875059} is an apocalyptic number.

20191752875059 is a deficient number, since it is larger than the sum of its proper divisors (1).

20191752875059 is an equidigital number, since it uses as much as digits as its factorization.

20191752875059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876000, while the sum is 61.

The spelling of 20191752875059 in words is "twenty trillion, one hundred ninety-one billion, seven hundred fifty-two million, eight hundred seventy-five thousand, fifty-nine".