26000012 has 6 divisors (see below), whose sum is σ = 45500028. Its totient is φ = 13000004.

The previous prime is 26000003. The next prime is 26000017. The reversal of 26000012 is 21000062.

It is a junction number, because it is equal to n+sod(n) for n = 25999957 and 26000002.

It is not an unprimeable number, because it can be changed into a prime (26000017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3249998 + ... + 3250005.

It is an arithmetic number, because the mean of its divisors is an integer number (7583338).

Almost surely, 2^26000012 is an apocalyptic number.

It is an amenable number.

26000012 is a deficient number, since it is larger than the sum of its proper divisors (19500016).

26000012 is a wasteful number, since it uses less digits than its factorization.

26000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6500007 (or 6500005 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 26000012 is about 5099.0206902895. The cubic root of 26000012 is about 296.2496524176.

Adding to 26000012 its reverse (21000062), we get a palindrome (47000074).

The spelling of 26000012 in words is "twenty-six million, twelve", and thus it is an aban number and an uban number.