26120456536 has 16 divisors (see below), whose sum is σ = 49035522240. Its totient is φ = 13044317280.

The previous prime is 26120456477. The next prime is 26120456569. The reversal of 26120456536 is 63565402162.

It is a happy number.

It is a congruent number.

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, 1981896 + ... + 1995031.

It is an arithmetic number, because the mean of its divisors is an integer number (3064720140).

Almost surely, 2^26120456536 is an apocalyptic number.

It is an amenable number.

26120456536 is a deficient number, since it is larger than the sum of its proper divisors (22915065704).

26120456536 is a wasteful number, since it uses less digits than its factorization.

26120456536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3977754 (or 3977750 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

Adding to 26120456536 its reverse (63565402162), we get a palindrome (89685858698).

The spelling of 26120456536 in words is "twenty-six billion, one hundred twenty million, four hundred fifty-six thousand, five hundred thirty-six".