26455727616 has 80 divisors (see below), whose sum is σ = 71809738704. Its totient is φ = 8652161024.

The previous prime is 26455727611. The next prime is 26455727647. The reversal of 26455727616 is 61672755462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26455727611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81081 + ... + 243896.

Almost surely, 2^26455727616 is an apocalyptic number.

It is an amenable number.

26455727616 is an abundant number, since it is smaller than the sum of its proper divisors (45354011088).

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

26455727616 is an equidigital number, since it uses as much as digits as its factorization.

26455727616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325051 (or 325035 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 51.

The spelling of 26455727616 in words is "twenty-six billion, four hundred fifty-five million, seven hundred twenty-seven thousand, six hundred sixteen".