166562151 has 48 divisors (see below), whose sum is σ = 271540224. Its totient is φ = 88941888.

The previous prime is 166562087. The next prime is 166562161. The reversal of 166562151 is 151265661.

It is not a de Polignac number, because 166562151 - 2⁶ = 166562087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166562161) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 962701 + ... + 962873.

It is an arithmetic number, because the mean of its divisors is an integer number (5657088).

Almost surely, 2^166562151 is an apocalyptic number.

166562151 is a deficient number, since it is larger than the sum of its proper divisors (104978073).

166562151 is a wasteful number, since it uses less digits than its factorization.

166562151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 329 counting only the distinct ones).

The product of its digits is 10800, while the sum is 33.

The square root of 166562151 is about 12905.8959781954. The cubic root of 166562151 is about 550.2061497190.

The spelling of 166562151 in words is "one hundred sixty-six million, five hundred sixty-two thousand, one hundred fifty-one".