26714521087 has 4 divisors (see below), whose sum is σ = 27167309640. Its totient is φ = 26261732536.

The previous prime is 26714521073. The next prime is 26714521117. The reversal of 26714521087 is 78012541762.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26714521087 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 (26714521007) 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 3 ways as a sum of consecutive naturals, for example, 226394188 + ... + 226394305.

It is an arithmetic number, because the mean of its divisors is an integer number (6791827410).

Almost surely, 2^26714521087 is an apocalyptic number.

26714521087 is a deficient number, since it is larger than the sum of its proper divisors (452788553).

26714521087 is an equidigital number, since it uses as much as digits as its factorization.

26714521087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452788552.

The product of its (nonzero) digits is 188160, while the sum is 43.

The spelling of 26714521087 in words is "twenty-six billion, seven hundred fourteen million, five hundred twenty-one thousand, eighty-seven".