3518718736 has 80 divisors (see below), whose sum is σ = 7615068160. Its totient is φ = 1564116480.

The previous prime is 3518718727. The next prime is 3518718743. The reversal of 3518718736 is 6378178153.

It is a self number, because there is not a number n which added to its sum of digits gives 3518718736.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1475401 + ... + 1477783.

It is an arithmetic number, because the mean of its divisors is an integer number (95188352).

Almost surely, 2^3518718736 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 3518718736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3807534080).

3518718736 is an abundant number, since it is smaller than the sum of its proper divisors (4096349424).

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

3518718736 is a wasteful number, since it uses less digits than its factorization.

3518718736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2664 (or 2658 counting only the distinct ones).

The product of its digits is 846720, while the sum is 49.

The square root of 3518718736 is about 59318.7890638371. The cubic root of 3518718736 is about 1520.9963942515.

The spelling of 3518718736 in words is "three billion, five hundred eighteen million, seven hundred eighteen thousand, seven hundred thirty-six".