13531155545 has 8 divisors (see below), whose sum is σ = 16252668096. Its totient is φ = 10814736816.

The previous prime is 13531155529. The next prime is 13531155551. The reversal of 13531155545 is 54555113531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13531155545 - 2⁴ = 13531155529 is a prime.

It is a super-3 number, since 3×13531155545³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13531155499 and 13531155508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1267607 + ... + 1278236.

It is an arithmetic number, because the mean of its divisors is an integer number (2031583512).

Almost surely, 2^13531155545 is an apocalyptic number.

It is an amenable number.

13531155545 is a deficient number, since it is larger than the sum of its proper divisors (2721512551).

13531155545 is a wasteful number, since it uses less digits than its factorization.

13531155545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2546911.

The product of its digits is 112500, while the sum is 38.

The spelling of 13531155545 in words is "thirteen billion, five hundred thirty-one million, one hundred fifty-five thousand, five hundred forty-five".