66360959 has 8 divisors (see below), whose sum is σ = 75939840. Its totient is φ = 56806776.

The previous prime is 66360947. The next prime is 66360971. The reversal of 66360959 is 95906366.

It is an interprime number because it is at equal distance from previous prime (66360947) and next prime (66360971).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66360959 - 2⁸ = 66360703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66360859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2 + ... + 11520.

It is an arithmetic number, because the mean of its divisors is an integer number (9492480).

Almost surely, 2^66360959 is an apocalyptic number.

66360959 is a deficient number, since it is larger than the sum of its proper divisors (9578881).

66360959 is a wasteful number, since it uses less digits than its factorization.

66360959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12349.

The product of its (nonzero) digits is 262440, while the sum is 44.

The square root of 66360959 is about 8146.2236036092. The cubic root of 66360959 is about 404.8593913149.

The spelling of 66360959 in words is "sixty-six million, three hundred sixty thousand, nine hundred fifty-nine".