13266005103564 has 96 divisors (see below), whose sum is σ = 31381400816640. Its totient is φ = 4361287907328.

The previous prime is 13266005103541. The next prime is 13266005103581. The reversal of 13266005103564 is 46530150066231.

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, 404644717 + ... + 404677499.

It is an arithmetic number, because the mean of its divisors is an integer number (326889591840).

Almost surely, 2^{13266005103564} is an apocalyptic number.

It is an amenable number.

13266005103564 is an abundant number, since it is smaller than the sum of its proper divisors (18115395713076).

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

13266005103564 is a wasteful number, since it uses less digits than its factorization.

13266005103564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34079 (or 34077 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

Adding to 13266005103564 its reverse (46530150066231), we get a palindrome (59796155169795).

The spelling of 13266005103564 in words is "thirteen trillion, two hundred sixty-six billion, five million, one hundred three thousand, five hundred sixty-four".