66182495 has 12 divisors (see below), whose sum is σ = 82257240. Its totient is φ = 51117024.

The previous prime is 66182449. The next prime is 66182497. The reversal of 66182495 is 59428166.

It is a happy number.

It is not a de Polignac number, because 66182495 - 2¹⁶ = 66116959 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66182497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3665 + ... + 12074.

It is an arithmetic number, because the mean of its divisors is an integer number (6854770).

Almost surely, 2^66182495 is an apocalyptic number.

66182495 is a deficient number, since it is larger than the sum of its proper divisors (16074745).

66182495 is a wasteful number, since it uses less digits than its factorization.

66182495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15802 (or 15773 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 66182495 is about 8135.2624419867. The cubic root of 66182495 is about 404.4961371059.

The spelling of 66182495 in words is "sixty-six million, one hundred eighty-two thousand, four hundred ninety-five".