9945283518 has 40 divisors (see below), whose sum is σ = 22290531912. Its totient is φ = 3314242224.

The previous prime is 9945283483. The next prime is 9945283541. The reversal of 9945283518 is 8153825499.

9945283518 is a `hidden beast` number, since 9 + 9 + 45 + 2 + 83 + 518 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1120996 + ... + 1129832.

Almost surely, 2^9945283518 is an apocalyptic number.

9945283518 is an abundant number, since it is smaller than the sum of its proper divisors (12345248394).

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

9945283518 is a wasteful number, since it uses less digits than its factorization.

9945283518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15798 (or 15789 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 54.

The square root of 9945283518 is about 99726.0423259642. The cubic root of 9945283518 is about 2150.4980651042.

The spelling of 9945283518 in words is "nine billion, nine hundred forty-five million, two hundred eighty-three thousand, five hundred eighteen".