13475559240 has 768 divisors, whose sum is σ = 56609280000. Its totient is φ = 2728028160.

The previous prime is 13475559199. The next prime is 13475559299. The reversal of 13475559240 is 4295557431.

13475559240 is a `hidden beast` number, since 1 + 3 + 4 + 7 + 55 + 592 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 22496461 + ... + 22497059.

It is an arithmetic number, because the mean of its divisors is an integer number (73710000).

Almost surely, 2^13475559240 is an apocalyptic number.

13475559240 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 13475559240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28304640000).

13475559240 is an abundant number, since it is smaller than the sum of its proper divisors (43133720760).

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

13475559240 is a wasteful number, since it uses less digits than its factorization.

13475559240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682 (or 675 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The spelling of 13475559240 in words is "thirteen billion, four hundred seventy-five million, five hundred fifty-nine thousand, two hundred forty".