26160254647 has 4 divisors (see below), whose sum is σ = 26164193400. Its totient is φ = 26156315896.

The previous prime is 26160254621. The next prime is 26160254651. The reversal of 26160254647 is 74645206162.

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-26160254647 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 (26160254447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1959397 + ... + 1972702.

It is an arithmetic number, because the mean of its divisors is an integer number (6541048350).

Almost surely, 2^26160254647 is an apocalyptic number.

26160254647 is a deficient number, since it is larger than the sum of its proper divisors (3938753).

26160254647 is an equidigital number, since it uses as much as digits as its factorization.

26160254647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3938752.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 26160254647 in words is "twenty-six billion, one hundred sixty million, two hundred fifty-four thousand, six hundred forty-seven".