16947255680049 has 16 divisors (see below), whose sum is σ = 23023047716352. Its totient is φ = 11084823729408.

The previous prime is 16947255680041. The next prime is 16947255680053. The reversal of 16947255680049 is 94008655274961.

It is not a de Polignac number, because 16947255680049 - 2³ = 16947255680041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16947255680041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9765769 + ... + 11369465.

It is an arithmetic number, because the mean of its divisors is an integer number (1438940482272).

Almost surely, 2^{16947255680049} is an apocalyptic number.

It is an amenable number.

16947255680049 is a deficient number, since it is larger than the sum of its proper divisors (6075792036303).

16947255680049 is a wasteful number, since it uses less digits than its factorization.

16947255680049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670216.

The product of its (nonzero) digits is 130636800, while the sum is 66.

The spelling of 16947255680049 in words is "sixteen trillion, nine hundred forty-seven billion, two hundred fifty-five million, six hundred eighty thousand, forty-nine".