26143454252 has 12 divisors (see below), whose sum is σ = 47740220976. Its totient is φ = 12503391120.

The previous prime is 26143454219. The next prime is 26143454261. The reversal of 26143454252 is 25245434162.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142083899 + ... + 142084082.

It is an arithmetic number, because the mean of its divisors is an integer number (3978351748).

Almost surely, 2^26143454252 is an apocalyptic number.

It is an amenable number.

26143454252 is a deficient number, since it is larger than the sum of its proper divisors (21596766724).

26143454252 is a wasteful number, since it uses less digits than its factorization.

26143454252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284168008 (or 284168006 counting only the distinct ones).

The product of its digits is 230400, while the sum is 38.

The spelling of 26143454252 in words is "twenty-six billion, one hundred forty-three million, four hundred fifty-four thousand, two hundred fifty-two".