13351441566 has 16 divisors (see below), whose sum is σ = 26718675984. Its totient is φ = 4447848384.

The previous prime is 13351441559. The next prime is 13351441633. The reversal of 13351441566 is 66514415331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647031 + ... + 667346.

It is an arithmetic number, because the mean of its divisors is an integer number (1669917249).

Almost surely, 2^13351441566 is an apocalyptic number.

13351441566 is an abundant number, since it is smaller than the sum of its proper divisors (13367234418).

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

13351441566 is a wasteful number, since it uses less digits than its factorization.

13351441566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316075.

The product of its digits is 129600, while the sum is 39.

Adding to 13351441566 its reverse (66514415331), we get a palindrome (79865856897).

The spelling of 13351441566 in words is "thirteen billion, three hundred fifty-one million, four hundred forty-one thousand, five hundred sixty-six".