26685946460 has 12 divisors (see below), whose sum is σ = 56040487608. Its totient is φ = 10674378576.

The previous prime is 26685946459. The next prime is 26685946541. The reversal of 26685946460 is 6464958662.

It is a junction number, because it is equal to n+sod(n) for n = 26685946396 and 26685946405.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 667148642 + ... + 667148681.

It is an arithmetic number, because the mean of its divisors is an integer number (4670040634).

Almost surely, 2^26685946460 is an apocalyptic number.

26685946460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26685946460 is an abundant number, since it is smaller than the sum of its proper divisors (29354541148).

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

26685946460 is a wasteful number, since it uses less digits than its factorization.

26685946460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334297332 (or 1334297330 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 56.

The spelling of 26685946460 in words is "twenty-six billion, six hundred eighty-five million, nine hundred forty-six thousand, four hundred sixty".