13045503345 has 64 divisors (see below), whose sum is σ = 24150196224. Its totient is φ = 5890210560.

The previous prime is 13045503329. The next prime is 13045503391. The reversal of 13045503345 is 54330554031.

It is not a de Polignac number, because 13045503345 - 2⁴ = 13045503329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3065239 + ... + 3069491.

It is an arithmetic number, because the mean of its divisors is an integer number (377346816).

Almost surely, 2^13045503345 is an apocalyptic number.

13045503345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13045503345 is a deficient number, since it is larger than the sum of its proper divisors (11104692879).

13045503345 is a wasteful number, since it uses less digits than its factorization.

13045503345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4622.

The product of its (nonzero) digits is 54000, while the sum is 33.

The spelling of 13045503345 in words is "thirteen billion, forty-five million, five hundred three thousand, three hundred forty-five".