13475647220 has 24 divisors (see below), whose sum is σ = 32341553664. Its totient is φ = 4620221856.

The previous prime is 13475647147. The next prime is 13475647231. The reversal of 13475647220 is 2274657431.

13475647220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48127172 + ... + 48127451.

It is an arithmetic number, because the mean of its divisors is an integer number (1347564736).

Almost surely, 2^13475647220 is an apocalyptic number.

13475647220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13475647220 is an abundant number, since it is smaller than the sum of its proper divisors (18865906444).

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

13475647220 is a wasteful number, since it uses less digits than its factorization.

13475647220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96254639 (or 96254637 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 13475647220 in words is "thirteen billion, four hundred seventy-five million, six hundred forty-seven thousand, two hundred twenty".