66264141 has 4 divisors (see below), whose sum is σ = 88352192. Its totient is φ = 44176092.

The previous prime is 66264131. The next prime is 66264169. The reversal of 66264141 is 14146266.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 66264141 - 2⁷ = 66264013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66264099 and 66264108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66264131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11044021 + ... + 11044026.

It is an arithmetic number, because the mean of its divisors is an integer number (22088048).

Almost surely, 2^66264141 is an apocalyptic number.

It is an amenable number.

66264141 is a deficient number, since it is larger than the sum of its proper divisors (22088051).

66264141 is a wasteful number, since it uses less digits than its factorization.

66264141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22088050.

The product of its digits is 6912, while the sum is 30.

The square root of 66264141 is about 8140.2789264251. The cubic root of 66264141 is about 404.6624042348.

The spelling of 66264141 in words is "sixty-six million, two hundred sixty-four thousand, one hundred forty-one".