166013614431111 has 16 divisors (see below), whose sum is σ = 233307742314240. Its totient is φ = 104712923661120.

The previous prime is 166013614431109. The next prime is 166013614431127. The reversal of 166013614431111 is 111134416310661.

166013614431111 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166013614431111 - 2¹ = 166013614431109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 166013614431111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166013614435111) 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, 1913569995 + ... + 1913656748.

It is an arithmetic number, because the mean of its divisors is an integer number (14581733894640).

Almost surely, 2^{166013614431111} is an apocalyptic number.

166013614431111 is a deficient number, since it is larger than the sum of its proper divisors (67294127883129).

166013614431111 is a wasteful number, since it uses less digits than its factorization.

166013614431111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3827227526.

The product of its (nonzero) digits is 31104, while the sum is 39.

The spelling of 166013614431111 in words is "one hundred sixty-six trillion, thirteen billion, six hundred fourteen million, four hundred thirty-one thousand, one hundred eleven".