26016400136 has 16 divisors (see below), whose sum is σ = 50901652800. Its totient is φ = 12442626064.

The previous prime is 26016400099. The next prime is 26016400217. The reversal of 26016400136 is 63100461062.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 26016400099 and 26016400108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70696556 + ... + 70696923.

It is an arithmetic number, because the mean of its divisors is an integer number (3181353300).

Almost surely, 2^26016400136 is an apocalyptic number.

It is an amenable number.

26016400136 is a deficient number, since it is larger than the sum of its proper divisors (24885252664).

26016400136 is a wasteful number, since it uses less digits than its factorization.

26016400136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141393508 (or 141393504 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 26016400136 its reverse (63100461062), we get a palindrome (89116861198).

The spelling of 26016400136 in words is "twenty-six billion, sixteen million, four hundred thousand, one hundred thirty-six".