13211745016 has 8 divisors (see below), whose sum is σ = 24772021920. Its totient is φ = 6605872504.

The previous prime is 13211745011. The next prime is 13211745017. The reversal of 13211745016 is 61054711231.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13211745011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825734056 + ... + 825734071.

It is an arithmetic number, because the mean of its divisors is an integer number (3096502740).

Almost surely, 2^13211745016 is an apocalyptic number.

It is an amenable number.

13211745016 is a deficient number, since it is larger than the sum of its proper divisors (11560276904).

13211745016 is a wasteful number, since it uses less digits than its factorization.

13211745016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651468133 (or 1651468129 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 13211745016 in words is "thirteen billion, two hundred eleven million, seven hundred forty-five thousand, sixteen".