26040156536 has 16 divisors (see below), whose sum is σ = 48851006040. Its totient is φ = 13013221600.

The previous prime is 26040156517. The next prime is 26040156539. The reversal of 26040156536 is 63565104062.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 26040156536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26040156539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 840926 + ... + 871341.

Almost surely, 2^26040156536 is an apocalyptic number.

It is an amenable number.

26040156536 is a deficient number, since it is larger than the sum of its proper divisors (22810849504).

26040156536 is a wasteful number, since it uses less digits than its factorization.

26040156536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714174 (or 1714170 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 26040156536 in words is "twenty-six billion, forty million, one hundred fifty-six thousand, five hundred thirty-six".