166316115534 has 16 divisors (see below), whose sum is σ = 347094502272. Its totient is φ = 53028326648.

The previous prime is 166316115529. The next prime is 166316115541. The reversal of 166316115534 is 435511613661.

166316115534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×166316115534² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602594484 + ... + 602594759.

It is an arithmetic number, because the mean of its divisors is an integer number (21693406392).

Almost surely, 2^166316115534 is an apocalyptic number.

166316115534 is an abundant number, since it is smaller than the sum of its proper divisors (180778386738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166316115534 is a wasteful number, since it uses less digits than its factorization.

166316115534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205189271.

The product of its digits is 194400, while the sum is 42.

The spelling of 166316115534 in words is "one hundred sixty-six billion, three hundred sixteen million, one hundred fifteen thousand, five hundred thirty-four".