26311000816 has 20 divisors (see below), whose sum is σ = 52062194592. Its totient is φ = 12875595776.

The previous prime is 26311000813. The next prime is 26311000817. The reversal of 26311000816 is 61800011362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26311000813) 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, 17493265 + ... + 17494768.

Almost surely, 2^26311000816 is an apocalyptic number.

It is an amenable number.

26311000816 is a deficient number, since it is larger than the sum of its proper divisors (25751193776).

26311000816 is a wasteful number, since it uses less digits than its factorization.

26311000816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34988088 (or 34988082 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 26311000816 in words is "twenty-six billion, three hundred eleven million, eight hundred sixteen", and thus it is an aban number.