13427582544 has 200 divisors, whose sum is σ = 40782072320. Its totient is φ = 4259692800.

The previous prime is 13427582503. The next prime is 13427582563. The reversal of 13427582544 is 44528572431.

13427582544 is a `hidden beast` number, since 1 + 3 + 4 + 27 + 5 + 82 + 544 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 13427582544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2447997 + ... + 2453475.

Almost surely, 2^13427582544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13427582544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20391036160).

13427582544 is an abundant number, since it is smaller than the sum of its proper divisors (27354489776).

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

13427582544 is a wasteful number, since it uses less digits than its factorization.

13427582544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5591 (or 5576 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 45.

The spelling of 13427582544 in words is "thirteen billion, four hundred twenty-seven million, five hundred eighty-two thousand, five hundred forty-four".