13211571704 has 8 divisors (see below), whose sum is σ = 24771696960. Its totient is φ = 6605785848.

The previous prime is 13211571691. The next prime is 13211571817. The reversal of 13211571704 is 40717511231.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825723224 + ... + 825723239.

It is an arithmetic number, because the mean of its divisors is an integer number (3096462120).

Almost surely, 2^13211571704 is an apocalyptic number.

It is an amenable number.

13211571704 is a deficient number, since it is larger than the sum of its proper divisors (11560125256).

13211571704 is a wasteful number, since it uses less digits than its factorization.

13211571704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651446469 (or 1651446465 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 32.

The spelling of 13211571704 in words is "thirteen billion, two hundred eleven million, five hundred seventy-one thousand, seven hundred four".