66265076 has 18 divisors (see below), whose sum is σ = 119192598. Its totient is φ = 32234400.

The previous prime is 66265063. The next prime is 66265079. The reversal of 66265076 is 67056266.

It can be written as a sum of positive squares in 3 ways, for example, as 58920976 + 7344100 = 7676^2 + 2710^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66265079) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 575 + ... + 11526.

It is an arithmetic number, because the mean of its divisors is an integer number (6621811).

Almost surely, 2^66265076 is an apocalyptic number.

It is an amenable number.

66265076 is a deficient number, since it is larger than the sum of its proper divisors (52927522).

66265076 is a wasteful number, since it uses less digits than its factorization.

66265076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12179 (or 12140 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 66265076 is about 8140.3363566870. The cubic root of 66265076 is about 404.6643075144.

The spelling of 66265076 in words is "sixty-six million, two hundred sixty-five thousand, seventy-six".