13576620560 has 20 divisors (see below), whose sum is σ = 31565642988. Its totient is φ = 5430648192.

The previous prime is 13576620559. The next prime is 13576620569. The reversal of 13576620560 is 6502667531.

It can be written as a sum of positive squares in 2 ways, for example, as 9626749456 + 3949871104 = 98116^2 + 62848^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (13576620569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84853799 + ... + 84853958.

Almost surely, 2^13576620560 is an apocalyptic number.

13576620560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13576620560 is an abundant number, since it is smaller than the sum of its proper divisors (17989022428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13576620560 is a wasteful number, since it uses less digits than its factorization.

13576620560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169707770 (or 169707764 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 13576620560 in words is "thirteen billion, five hundred seventy-six million, six hundred twenty thousand, five hundred sixty".