26440717092 has 24 divisors (see below), whose sum is σ = 62540145696. Its totient is φ = 8692838208.

The previous prime is 26440717087. The next prime is 26440717109. The reversal of 26440717092 is 29071704462.

It is a super-2 number, since 2×26440717092² (a number of 22 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 15090858 + ... + 15092609.

It is an arithmetic number, because the mean of its divisors is an integer number (2605839404).

Almost surely, 2^26440717092 is an apocalyptic number.

It is an amenable number.

26440717092 is an abundant number, since it is smaller than the sum of its proper divisors (36099428604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26440717092 is a wasteful number, since it uses less digits than its factorization.

26440717092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30183547 (or 30183545 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The spelling of 26440717092 in words is "twenty-six billion, four hundred forty million, seven hundred seventeen thousand, ninety-two".