26143504536 has 64 divisors (see below), whose sum is σ = 71435796480. Its totient is φ = 7937303040.

The previous prime is 26143504529. The next prime is 26143504559. The reversal of 26143504536 is 63540534162.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 26143504494 and 26143504503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1020856 + ... + 1046151.

It is an arithmetic number, because the mean of its divisors is an integer number (1116184320).

Almost surely, 2^26143504536 is an apocalyptic number.

It is an amenable number.

26143504536 is an abundant number, since it is smaller than the sum of its proper divisors (45292291944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26143504536 is a wasteful number, since it uses less digits than its factorization.

26143504536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067064 (or 2067060 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 26143504536 in words is "twenty-six billion, one hundred forty-three million, five hundred four thousand, five hundred thirty-six".