166656001615151 has 8 divisors (see below), whose sum is σ = 166701150477360. Its totient is φ = 166610853744192.

The previous prime is 166656001614997. The next prime is 166656001615289. The reversal of 166656001615151 is 151516100656661.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166656001615151 is a prime.

It is a super-3 number, since 3×166656001615151³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 166656001615151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166656021615151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441800660 + ... + 442177718.

It is an arithmetic number, because the mean of its divisors is an integer number (20837643809670).

Almost surely, 2^{166656001615151} is an apocalyptic number.

166656001615151 is a deficient number, since it is larger than the sum of its proper divisors (45148862209).

166656001615151 is a wasteful number, since it uses less digits than its factorization.

166656001615151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495625.

The product of its (nonzero) digits is 972000, while the sum is 50.

The spelling of 166656001615151 in words is "one hundred sixty-six trillion, six hundred fifty-six billion, one million, six hundred fifteen thousand, one hundred fifty-one".