26772438113 has 4 divisors (see below), whose sum is σ = 26792736960. Its totient is φ = 26752139268.

The previous prime is 26772438107. The next prime is 26772438193. The reversal of 26772438113 is 31183427762.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 26772438113 - 2²⁶ = 26705329249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26772438193) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 10147445 + ... + 10150082.

It is an arithmetic number, because the mean of its divisors is an integer number (6698184240).

Almost surely, 2^26772438113 is an apocalyptic number.

It is an amenable number.

26772438113 is a deficient number, since it is larger than the sum of its proper divisors (20298847).

26772438113 is a wasteful number, since it uses less digits than its factorization.

26772438113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20298846.

The product of its digits is 338688, while the sum is 44.

The spelling of 26772438113 in words is "twenty-six billion, seven hundred seventy-two million, four hundred thirty-eight thousand, one hundred thirteen".