66360412 has 6 divisors (see below), whose sum is σ = 116130728. Its totient is φ = 33180204.

The previous prime is 66360403. The next prime is 66360443. The reversal of 66360412 is 21406366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8295048 + ... + 8295055.

Almost surely, 2^66360412 is an apocalyptic number.

It is an amenable number.

66360412 is a deficient number, since it is larger than the sum of its proper divisors (49770316).

66360412 is a wasteful number, since it uses less digits than its factorization.

66360412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16590107 (or 16590105 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 66360412 is about 8146.1900297010. The cubic root of 66360412 is about 404.8582789204.

Adding to 66360412 its reverse (21406366), we get a palindrome (87766778).

It can be divided in two parts, 663 and 60412, that added together give a triangular number (61075 = T₃₄₉).

The spelling of 66360412 in words is "sixty-six million, three hundred sixty thousand, four hundred twelve".