13605434346 has 16 divisors (see below), whose sum is σ = 31098135744. Its totient is φ = 3887266944.

The previous prime is 13605434321. The next prime is 13605434347. The reversal of 13605434346 is 64343450631.

It is not an unprimeable number, because it can be changed into a prime (13605434347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161969415 + ... + 161969498.

It is an arithmetic number, because the mean of its divisors is an integer number (1943633484).

Almost surely, 2^13605434346 is an apocalyptic number.

13605434346 is an abundant number, since it is smaller than the sum of its proper divisors (17492701398).

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

13605434346 is a wasteful number, since it uses less digits than its factorization.

13605434346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323938925.

The product of its (nonzero) digits is 311040, while the sum is 39.

Adding to 13605434346 its reverse (64343450631), we get a palindrome (77948884977).

The spelling of 13605434346 in words is "thirteen billion, six hundred five million, four hundred thirty-four thousand, three hundred forty-six".