26240684936 has 16 divisors (see below), whose sum is σ = 49228300800. Its totient is φ = 13113138064.

The previous prime is 26240684933. The next prime is 26240684969. The reversal of 26240684936 is 63948604262.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (26240684933) 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, 885056 + ... + 914223.

It is an arithmetic number, because the mean of its divisors is an integer number (3076768800).

Almost surely, 2^26240684936 is an apocalyptic number.

It is an amenable number.

26240684936 is a deficient number, since it is larger than the sum of its proper divisors (22987615864).

26240684936 is a wasteful number, since it uses less digits than its factorization.

26240684936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801108 (or 1801104 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 26240684936 in words is "twenty-six billion, two hundred forty million, six hundred eighty-four thousand, nine hundred thirty-six".