16583678648 has 24 divisors (see below), whose sum is σ = 32817084480. Its totient is φ = 7855425360.

The previous prime is 16583678627. The next prime is 16583678651. The reversal of 16583678648 is 84687638561.

It is a super-2 number, since 2×16583678648² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2868248 + ... + 2874023.

It is an arithmetic number, because the mean of its divisors is an integer number (1367378520).

Almost surely, 2^16583678648 is an apocalyptic number.

It is an amenable number.

16583678648 is a deficient number, since it is larger than the sum of its proper divisors (16233405832).

16583678648 is a wasteful number, since it uses less digits than its factorization.

16583678648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5742315 (or 5742292 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 62.

The spelling of 16583678648 in words is "sixteen billion, five hundred eighty-three million, six hundred seventy-eight thousand, six hundred forty-eight".