26363040121 has 16 divisors (see below), whose sum is σ = 29940949440. Its totient is φ = 22992540480.

The previous prime is 26363040091. The next prime is 26363040131. The reversal of 26363040121 is 12104036362.

It is a cyclic number.

It is not a de Polignac number, because 26363040121 - 2²³ = 26354651513 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 26363040121.

It is not an unprimeable number, because it can be changed into a prime (26363040131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213111 + ... + 313276.

It is an arithmetic number, because the mean of its divisors is an integer number (1871309340).

Almost surely, 2^26363040121 is an apocalyptic number.

It is an amenable number.

26363040121 is a deficient number, since it is larger than the sum of its proper divisors (3577909319).

26363040121 is a wasteful number, since it uses less digits than its factorization.

26363040121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526584.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 26363040121 its reverse (12104036362), we get a palindrome (38467076483).

The spelling of 26363040121 in words is "twenty-six billion, three hundred sixty-three million, forty thousand, one hundred twenty-one".