166101527242 has 64 divisors (see below), whose sum is σ = 309238917120. Its totient is φ = 65393049600.

The previous prime is 166101527239. The next prime is 166101527243. The reversal of 166101527242 is 242725101661.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (166101527243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 532234 + ... + 784522.

It is an arithmetic number, because the mean of its divisors is an integer number (4831858080).

Almost surely, 2^166101527242 is an apocalyptic number.

166101527242 is a deficient number, since it is larger than the sum of its proper divisors (143137389878).

166101527242 is a wasteful number, since it uses less digits than its factorization.

166101527242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252407.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 166101527242 in words is "one hundred sixty-six billion, one hundred one million, five hundred twenty-seven thousand, two hundred forty-two".