13418790534 has 64 divisors (see below), whose sum is σ = 30576934080. Its totient is φ = 4359536640.

The previous prime is 13418790533. The next prime is 13418790587. The reversal of 13418790534 is 43509781431.

13418790534 is a `hidden beast` number, since 1 + 3 + 41 + 8 + 79 + 0 + 534 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 13418790534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13418790533) 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, 2869222 + ... + 2873894.

It is an arithmetic number, because the mean of its divisors is an integer number (477764595).

Almost surely, 2^13418790534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13418790534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15288467040).

13418790534 is an abundant number, since it is smaller than the sum of its proper divisors (17158143546).

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

13418790534 is a wasteful number, since it uses less digits than its factorization.

13418790534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6022 (or 6016 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 13418790534 in words is "thirteen billion, four hundred eighteen million, seven hundred ninety thousand, five hundred thirty-four".