66361359 has 8 divisors (see below), whose sum is σ = 91336192. Its totient is φ = 42813720.

The previous prime is 66361349. The next prime is 66361363. The reversal of 66361359 is 95316366.

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

It is not a de Polignac number, because 66361359 - 2⁸ = 66361103 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 (66361349) 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, 356689 + ... + 356874.

It is an arithmetic number, because the mean of its divisors is an integer number (11417024).

Almost surely, 2^66361359 is an apocalyptic number.

66361359 is a deficient number, since it is larger than the sum of its proper divisors (24974833).

66361359 is a wasteful number, since it uses less digits than its factorization.

66361359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713597.

The product of its digits is 87480, while the sum is 39.

The square root of 66361359 is about 8146.2481548256. The cubic root of 66361359 is about 404.8602047622.

The spelling of 66361359 in words is "sixty-six million, three hundred sixty-one thousand, three hundred fifty-nine".