13346436345 has 64 divisors (see below), whose sum is σ = 23472633600. Its totient is φ = 6422051840.

The previous prime is 13346436307. The next prime is 13346436349. The reversal of 13346436345 is 54363464331.

It is not a de Polignac number, because 13346436345 - 2⁹ = 13346435833 is a prime.

It is a super-2 number, since 2×13346436345² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13346436297 and 13346436306.

It is not an unprimeable number, because it can be changed into a prime (13346436349) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17265379 + ... + 17266151.

It is an arithmetic number, because the mean of its divisors is an integer number (366759900).

Almost surely, 2^13346436345 is an apocalyptic number.

13346436345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13346436345 is a deficient number, since it is larger than the sum of its proper divisors (10126197255).

13346436345 is a wasteful number, since it uses less digits than its factorization.

13346436345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450.

The product of its digits is 933120, while the sum is 42.

The spelling of 13346436345 in words is "thirteen billion, three hundred forty-six million, four hundred thirty-six thousand, three hundred forty-five".