26553124899 has 48 divisors (see below), whose sum is σ = 44675804160. Its totient is φ = 14883644160.

The previous prime is 26553124889. The next prime is 26553124903. The reversal of 26553124899 is 99842135562.

26553124899 is a `hidden beast` number, since 2 + 6 + 5 + 531 + 24 + 89 + 9 = 666.

It is not a de Polignac number, because 26553124899 - 2⁵ = 26553124867 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (26553124879) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 995659 + ... + 1021979.

It is an arithmetic number, because the mean of its divisors is an integer number (930745920).

Almost surely, 2^26553124899 is an apocalyptic number.

26553124899 is a deficient number, since it is larger than the sum of its proper divisors (18122679261).

26553124899 is a wasteful number, since it uses less digits than its factorization.

26553124899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26640 (or 26637 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The spelling of 26553124899 in words is "twenty-six billion, five hundred fifty-three million, one hundred twenty-four thousand, eight hundred ninety-nine".