13408717824 has 66 divisors (see below), whose sum is σ = 38717408340. Its totient is φ = 4469569536.

The previous prime is 13408717807. The next prime is 13408717841. The reversal of 13408717824 is 42871780431.

It is an interprime number because it is at equal distance from previous prime (13408717807) and next prime (13408717841).

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 13408717824.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 718254 + ... + 736685.

Almost surely, 2^13408717824 is an apocalyptic number.

It is an amenable number.

13408717824 is an abundant number, since it is smaller than the sum of its proper divisors (25308690516).

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

13408717824 is a wasteful number, since it uses less digits than its factorization.

13408717824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1454965 (or 1454944 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 45.

The spelling of 13408717824 in words is "thirteen billion, four hundred eight million, seven hundred seventeen thousand, eight hundred twenty-four".