3518994000 has 80 divisors (see below), whose sum is σ = 11345256000. Its totient is φ = 938396800.

The previous prime is 3518993993. The next prime is 3518994001. The reversal of 3518994000 is 4998153.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 3518994000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3518994001) 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 15 ways as a sum of consecutive naturals, for example, 287250 + ... + 299249.

It is an arithmetic number, because the mean of its divisors is an integer number (141815700).

Almost surely, 2^3518994000 is an apocalyptic number.

3518994000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3518994000 is an abundant number, since it is smaller than the sum of its proper divisors (7826262000).

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

3518994000 is a wasteful number, since it uses less digits than its factorization.

3518994000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586525 (or 586509 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 3518994000 is about 59321.1092276603. The cubic root of 3518994000 is about 1521.0360549600.

The spelling of 3518994000 in words is "three billion, five hundred eighteen million, nine hundred ninety-four thousand".