13210661346 has 24 divisors (see below), whose sum is σ = 27301128912. Its totient is φ = 4261501800.

The previous prime is 13210661323. The next prime is 13210661351. The reversal of 13210661346 is 64316601231.

13210661346 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1139800 + ... + 1151331.

It is an arithmetic number, because the mean of its divisors is an integer number (1137547038).

Almost surely, 2^13210661346 is an apocalyptic number.

13210661346 is an abundant number, since it is smaller than the sum of its proper divisors (14090467566).

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

13210661346 is a wasteful number, since it uses less digits than its factorization.

13210661346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291198 (or 2291167 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The spelling of 13210661346 in words is "thirteen billion, two hundred ten million, six hundred sixty-one thousand, three hundred forty-six".