26581523483 has 4 divisors (see below), whose sum is σ = 26784436008. Its totient is φ = 26378610960.

The previous prime is 26581523447. The next prime is 26581523537. The reversal of 26581523483 is 38432518562.

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 26581523483 - 2¹⁸ = 26581261339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26581523443) 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, 101456066 + ... + 101456327.

It is an arithmetic number, because the mean of its divisors is an integer number (6696109002).

Almost surely, 2^26581523483 is an apocalyptic number.

26581523483 is a deficient number, since it is larger than the sum of its proper divisors (202912525).

26581523483 is a wasteful number, since it uses less digits than its factorization.

26581523483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202912524.

The product of its digits is 1382400, while the sum is 47.

The spelling of 26581523483 in words is "twenty-six billion, five hundred eighty-one million, five hundred twenty-three thousand, four hundred eighty-three".