3518506489 has 9 divisors (see below), whose sum is σ = 3679563013. Its totient is φ = 3364222972.

The previous prime is 3518506451. The next prime is 3518506517. The reversal of 3518506489 is 9846058153.

The square root of 3518506489 is 59317.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 3518506489 - 2¹¹ = 3518504441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3518506429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1363002 + ... + 1365580.

Almost surely, 2^3518506489 is an apocalyptic number.

3518506489 is the 59317-th square number.

3518506489 is the 29659-th centered octagonal number.

It is an amenable number.

3518506489 is a deficient number, since it is larger than the sum of its proper divisors (161056524).

3518506489 is an frugal number, since it uses more digits than its factorization.

3518506489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5204 (or 2602 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 49.

The cubic root of 3518506489 is about 1520.9658117737.

Multiplying 3518506489 by its sum of digits (49), we get a square (172406817961 = 415219²).

The spelling of 3518506489 in words is "three billion, five hundred eighteen million, five hundred six thousand, four hundred eighty-nine".