3518761840442 has 4 divisors (see below), whose sum is σ = 5278142760666. Its totient is φ = 1759380920220.

The previous prime is 3518761840403. The next prime is 3518761840459. The reversal of 3518761840442 is 2440481678153.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1994650607041 + 1524111233401 = 1412321^2 + 1234549^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 879690460109 + ... + 879690460112.

Almost surely, 2^{3518761840442} is an apocalyptic number.

3518761840442 is a deficient number, since it is larger than the sum of its proper divisors (1759380920224).

3518761840442 is a wasteful number, since it uses less digits than its factorization.

3518761840442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759380920223.

The product of its (nonzero) digits is 5160960, while the sum is 53.

The spelling of 3518761840442 in words is "three trillion, five hundred eighteen billion, seven hundred sixty-one million, eight hundred forty thousand, four hundred forty-two".