16856711055046 has 16 divisors (see below), whose sum is σ = 25764243023808. Its totient is φ = 8268655969600.

The previous prime is 16856711055013. The next prime is 16856711055049. The reversal of 16856711055046 is 64055011765861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16856711055049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5172670 + ... + 7776241.

It is an arithmetic number, because the mean of its divisors is an integer number (1610265188988).

Almost surely, 2^{16856711055046} is an apocalyptic number.

16856711055046 is a deficient number, since it is larger than the sum of its proper divisors (8907531968762).

16856711055046 is a wasteful number, since it uses less digits than its factorization.

16856711055046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12961247.

The product of its (nonzero) digits is 6048000, while the sum is 55.

The spelling of 16856711055046 in words is "sixteen trillion, eight hundred fifty-six billion, seven hundred eleven million, fifty-five thousand, forty-six".