664110361 has 8 divisors (see below), whose sum is σ = 680248800. Its totient is φ = 648003552.

The previous prime is 664110341. The next prime is 664110371. The reversal of 664110361 is 163011466.

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 664110361 - 2¹⁵ = 664077593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (664110301) 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, 37746 + ... + 52468.

It is an arithmetic number, because the mean of its divisors is an integer number (85031100).

Almost surely, 2^664110361 is an apocalyptic number.

It is an amenable number.

664110361 is a deficient number, since it is larger than the sum of its proper divisors (16138439).

664110361 is a wasteful number, since it uses less digits than its factorization.

664110361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15815.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 664110361 is about 25770.3387831825. The cubic root of 664110361 is about 872.4624651959.

The spelling of 664110361 in words is "six hundred sixty-four million, one hundred ten thousand, three hundred sixty-one".