13026660352 has 26 divisors (see below), whose sum is σ = 26050148558. Its totient is φ = 6513328128.

The previous prime is 13026660347. The next prime is 13026660373. The reversal of 13026660352 is 25306662031.

It can be written as a sum of positive squares in only one way, i.e., 7925272576 + 5101387776 = 89024^2 + 71424^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1586073 + ... + 1594264.

Almost surely, 2^13026660352 is an apocalyptic number.

It is an amenable number.

13026660352 is a deficient number, since it is larger than the sum of its proper divisors (13023488206).

13026660352 is an frugal number, since it uses more digits than its factorization.

13026660352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3180361 (or 3180339 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 13026660352 in words is "thirteen billion, twenty-six million, six hundred sixty thousand, three hundred fifty-two".