166100500532525 has 24 divisors (see below), whose sum is σ = 233482161081120. Its totient is φ = 116203103202240.

The previous prime is 166100500532489. The next prime is 166100500532539. The reversal of 166100500532525 is 525235005001661.

It is not a de Polignac number, because 166100500532525 - 2⁴² = 161702454021421 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13449427067 + ... + 13449439416.

It is an arithmetic number, because the mean of its divisors is an integer number (9728423378380).

Almost surely, 2^{166100500532525} is an apocalyptic number.

It is an amenable number.

166100500532525 is a deficient number, since it is larger than the sum of its proper divisors (67381660548595).

166100500532525 is a wasteful number, since it uses less digits than its factorization.

166100500532525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26898866525 (or 26898866520 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 166100500532525 in words is "one hundred sixty-six trillion, one hundred billion, five hundred million, five hundred thirty-two thousand, five hundred twenty-five".