166132464542 has 8 divisors (see below), whose sum is σ = 271853123832. Its totient is φ = 75514756600.

The previous prime is 166132464527. The next prime is 166132464569. The reversal of 166132464542 is 245464231661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 166132464493 and 166132464502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3775737809 + ... + 3775737852.

It is an arithmetic number, because the mean of its divisors is an integer number (33981640479).

Almost surely, 2^166132464542 is an apocalyptic number.

166132464542 is a deficient number, since it is larger than the sum of its proper divisors (105720659290).

166132464542 is a wasteful number, since it uses less digits than its factorization.

166132464542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7551475674.

The product of its digits is 829440, while the sum is 44.

The spelling of 166132464542 in words is "one hundred sixty-six billion, one hundred thirty-two million, four hundred sixty-four thousand, five hundred forty-two".