16939952063 has 16 divisors (see below), whose sum is σ = 17296554240. Its totient is φ = 16588152000.

The previous prime is 16939952027. The next prime is 16939952069. The reversal of 16939952063 is 36025993961.

It is a cyclic number.

It is not a de Polignac number, because 16939952063 - 2⁸ = 16939951807 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16939951996 and 16939952014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16939952069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3406643 + ... + 3411611.

It is an arithmetic number, because the mean of its divisors is an integer number (1081034640).

Almost surely, 2^16939952063 is an apocalyptic number.

16939952063 is a deficient number, since it is larger than the sum of its proper divisors (356602177).

16939952063 is a wasteful number, since it uses less digits than its factorization.

16939952063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5438.

The product of its (nonzero) digits is 2361960, while the sum is 53.

The spelling of 16939952063 in words is "sixteen billion, nine hundred thirty-nine million, nine hundred fifty-two thousand, sixty-three".