16493465518 has 16 divisors (see below), whose sum is σ = 26299882224. Its totient is φ = 7730704000.

The previous prime is 16493465507. The next prime is 16493465533. The reversal of 16493465518 is 81556439461.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 957805 + ... + 974872.

It is an arithmetic number, because the mean of its divisors is an integer number (1643742639).

Almost surely, 2^16493465518 is an apocalyptic number.

16493465518 is a deficient number, since it is larger than the sum of its proper divisors (9806416706).

16493465518 is a wasteful number, since it uses less digits than its factorization.

16493465518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932947.

The product of its digits is 3110400, while the sum is 52.

The spelling of 16493465518 in words is "sixteen billion, four hundred ninety-three million, four hundred sixty-five thousand, five hundred eighteen".