13305525045 has 32 divisors (see below), whose sum is σ = 22372724352. Its totient is φ = 6743907072.

The previous prime is 13305525043. The next prime is 13305525059. The reversal of 13305525045 is 54052550331.

It is a happy number.

It is not a de Polignac number, because 13305525045 - 2¹ = 13305525043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13305524997 and 13305525015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13305525043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254902 + ... + 302631.

It is an arithmetic number, because the mean of its divisors is an integer number (699147636).

Almost surely, 2^13305525045 is an apocalyptic number.

13305525045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13305525045 is a deficient number, since it is larger than the sum of its proper divisors (9067199307).

13305525045 is a wasteful number, since it uses less digits than its factorization.

13305525045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557621.

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 13305525045 in words is "thirteen billion, three hundred five million, five hundred twenty-five thousand, forty-five".