26538929013 has 8 divisors (see below), whose sum is σ = 35471756800. Its totient is φ = 17649360288.

The previous prime is 26538928993. The next prime is 26538929051. The reversal of 26538929013 is 31092983562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26538929013 - 2⁹ = 26538928501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26538929113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10813333 + ... + 10815786.

It is an arithmetic number, because the mean of its divisors is an integer number (4433969600).

Almost surely, 2^26538929013 is an apocalyptic number.

It is an amenable number.

26538929013 is a deficient number, since it is larger than the sum of its proper divisors (8932827787).

26538929013 is a wasteful number, since it uses less digits than its factorization.

26538929013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21629531.

The product of its (nonzero) digits is 699840, while the sum is 48.

The spelling of 26538929013 in words is "twenty-six billion, five hundred thirty-eight million, nine hundred twenty-nine thousand, thirteen".