13504225545 has 24 divisors (see below), whose sum is σ = 23417035200. Its totient is φ = 7199265696.

The previous prime is 13504225531. The next prime is 13504225597. The reversal of 13504225545 is 54552240531.

13504225545 is a `hidden beast` number, since 1 + 3 + 50 + 42 + 25 + 545 = 666.

It is not a de Polignac number, because 13504225545 - 2⁵ = 13504225513 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 49636 + ... + 171674.

It is an arithmetic number, because the mean of its divisors is an integer number (975709800).

Almost surely, 2^13504225545 is an apocalyptic number.

13504225545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13504225545 is a deficient number, since it is larger than the sum of its proper divisors (9912809655).

13504225545 is a wasteful number, since it uses less digits than its factorization.

13504225545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124509 (or 124506 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 13504225545 in words is "thirteen billion, five hundred four million, two hundred twenty-five thousand, five hundred forty-five".