13475843340 has 96 divisors (see below), whose sum is σ = 38401884864. Its totient is φ = 3530342400.

The previous prime is 13475843299. The next prime is 13475843341. The reversal of 13475843340 is 4334857431.

It is a junction number, because it is equal to n+sod(n) for n = 13475843292 and 13475843301.

It is not an unprimeable number, because it can be changed into a prime (13475843341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 788890 + ... + 805790.

It is an arithmetic number, because the mean of its divisors is an integer number (400019634).

Almost surely, 2^13475843340 is an apocalyptic number.

13475843340 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 13475843340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19200942432).

13475843340 is an abundant number, since it is smaller than the sum of its proper divisors (24926041524).

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

13475843340 is a wasteful number, since it uses less digits than its factorization.

13475843340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17147 (or 17145 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 13475843340 in words is "thirteen billion, four hundred seventy-five million, eight hundred forty-three thousand, three hundred forty".