26200020541 has 4 divisors (see below), whose sum is σ = 26204008284. Its totient is φ = 26196032800.

The previous prime is 26200020533. The next prime is 26200020551. The reversal of 26200020541 is 14502000262.

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 8781564100 + 17418456441 = 93710^2 + 131979^2 .

It is a cyclic number.

It is not a de Polignac number, because 26200020541 - 2³ = 26200020533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26200020551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1984000 + ... + 1997161.

It is an arithmetic number, because the mean of its divisors is an integer number (6551002071).

Almost surely, 2^26200020541 is an apocalyptic number.

It is an amenable number.

26200020541 is a deficient number, since it is larger than the sum of its proper divisors (3987743).

26200020541 is an equidigital number, since it uses as much as digits as its factorization.

26200020541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3987742.

The product of its (nonzero) digits is 960, while the sum is 22.

The spelling of 26200020541 in words is "twenty-six billion, two hundred million, twenty thousand, five hundred forty-one".