26203401541 has 4 divisors (see below), whose sum is σ = 26268747084. Its totient is φ = 26138056000.

The previous prime is 26203401529. The next prime is 26203401551. The reversal of 26203401541 is 14510430262.

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 18166996225 + 8036405316 = 134785^2 + 89646^2 .

It is a cyclic number.

It is not a de Polignac number, because 26203401541 - 2⁵ = 26203401509 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 (26203401551) 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, 32672170 + ... + 32672971.

It is an arithmetic number, because the mean of its divisors is an integer number (6567186771).

Almost surely, 2^26203401541 is an apocalyptic number.

It is an amenable number.

26203401541 is a deficient number, since it is larger than the sum of its proper divisors (65345543).

26203401541 is an equidigital number, since it uses as much as digits as its factorization.

26203401541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65345542.

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 26203401541 in words is "twenty-six billion, two hundred three million, four hundred one thousand, five hundred forty-one".