13202505745 has 32 divisors (see below), whose sum is σ = 19707649920. Its totient is φ = 8341847040.

The previous prime is 13202505727. The next prime is 13202505821. The reversal of 13202505745 is 54750520231.

It is not a de Polignac number, because 13202505745 - 2⁹ = 13202505233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13202505745.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 530935 + ... + 555244.

It is an arithmetic number, because the mean of its divisors is an integer number (615864060).

Almost surely, 2^13202505745 is an apocalyptic number.

It is an amenable number.

13202505745 is a deficient number, since it is larger than the sum of its proper divisors (6505144175).

13202505745 is a wasteful number, since it uses less digits than its factorization.

13202505745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086225.

The product of its (nonzero) digits is 42000, while the sum is 34.

The spelling of 13202505745 in words is "thirteen billion, two hundred two million, five hundred five thousand, seven hundred forty-five".