16976248065 has 48 divisors (see below), whose sum is σ = 33638342400. Its totient is φ = 7758446976.

The previous prime is 16976248063. The next prime is 16976248109. The reversal of 16976248065 is 56084267961.

16976248065 is a `hidden beast` number, since 1 + 6 + 9 + 7 + 624 + 8 + 0 + 6 + 5 = 666.

It is not a de Polignac number, because 16976248065 - 2¹ = 16976248063 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16976248063) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2099851 + ... + 2107919.

It is an arithmetic number, because the mean of its divisors is an integer number (700798800).

Almost surely, 2^16976248065 is an apocalyptic number.

16976248065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16976248065 is a deficient number, since it is larger than the sum of its proper divisors (16662094335).

16976248065 is a wasteful number, since it uses less digits than its factorization.

16976248065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14766 (or 14763 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 16976248065 in words is "sixteen billion, nine hundred seventy-six million, two hundred forty-eight thousand, sixty-five".