26705004725 has 12 divisors (see below), whose sum is σ = 37844806944. Its totient is φ = 18312003120.

The previous prime is 26705004713. The next prime is 26705004731. The reversal of 26705004725 is 52740050762.

It is a happy number.

It is not a de Polignac number, because 26705004725 - 2⁴ = 26705004709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76299839 + ... + 76300188.

It is an arithmetic number, because the mean of its divisors is an integer number (3153733912).

Almost surely, 2^26705004725 is an apocalyptic number.

26705004725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26705004725 is a deficient number, since it is larger than the sum of its proper divisors (11139802219).

26705004725 is a wasteful number, since it uses less digits than its factorization.

26705004725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152600044 (or 152600039 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 38.

The spelling of 26705004725 in words is "twenty-six billion, seven hundred five million, four thousand, seven hundred twenty-five".