13433550660 has 144 divisors (see below), whose sum is σ = 43323081984. Its totient is φ = 3361822464.

The previous prime is 13433550653. The next prime is 13433550701. The reversal of 13433550660 is 6605533431.

13433550660 is a `hidden beast` number, since 1 + 3 + 43 + 3 + 550 + 6 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 188809 + ... + 250031.

It is an arithmetic number, because the mean of its divisors is an integer number (300854736).

Almost surely, 2^13433550660 is an apocalyptic number.

13433550660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13433550660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21661540992).

13433550660 is an abundant number, since it is smaller than the sum of its proper divisors (29889531324).

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

13433550660 is a wasteful number, since it uses less digits than its factorization.

13433550660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61314 (or 61309 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The spelling of 13433550660 in words is "thirteen billion, four hundred thirty-three million, five hundred fifty thousand, six hundred sixty".