3518578468242 has 16 divisors (see below), whose sum is σ = 7819063262880. Its totient is φ = 1172859489396.

The previous prime is 3518578468231. The next prime is 3518578468253. The reversal of 3518578468242 is 2428648758153.

3518578468242 is a `hidden beast` number, since 3 + 5 + 1 + 85 + 78 + 468 + 24 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (3518578468231) and next prime (3518578468253).

It is a self number, because there is not a number n which added to its sum of digits gives 3518578468242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32579430208 + ... + 32579430315.

It is an arithmetic number, because the mean of its divisors is an integer number (488691453930).

Almost surely, 2^{3518578468242} is an apocalyptic number.

3518578468242 is an abundant number, since it is smaller than the sum of its proper divisors (4300484794638).

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

3518578468242 is a wasteful number, since it uses less digits than its factorization.

3518578468242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65158860534 (or 65158860528 counting only the distinct ones).

The product of its digits is 103219200, while the sum is 63.

The spelling of 3518578468242 in words is "three trillion, five hundred eighteen billion, five hundred seventy-eight million, four hundred sixty-eight thousand, two hundred forty-two".