13535864782 has 64 divisors (see below), whose sum is σ = 23260815360. Its totient is φ = 5851148800.

The previous prime is 13535864737. The next prime is 13535864801. The reversal of 13535864782 is 28746853531.

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 31 ways as a sum of consecutive naturals, for example, 13769463 + ... + 13770445.

It is an arithmetic number, because the mean of its divisors is an integer number (363450240).

Almost surely, 2^13535864782 is an apocalyptic number.

13535864782 is a deficient number, since it is larger than the sum of its proper divisors (9724950578).

13535864782 is a wasteful number, since it uses less digits than its factorization.

13535864782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329.

The product of its digits is 4838400, while the sum is 52.

The spelling of 13535864782 in words is "thirteen billion, five hundred thirty-five million, eight hundred sixty-four thousand, seven hundred eighty-two".