660375701 has 8 divisors (see below), whose sum is σ = 689865984. Its totient is φ = 630950320.

The previous prime is 660375697. The next prime is 660375721. The reversal of 660375701 is 107573066.

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 660375701 - 2² = 660375697 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 (660375721) 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, 5195 + ... + 36711.

It is an arithmetic number, because the mean of its divisors is an integer number (86233248).

Almost surely, 2^660375701 is an apocalyptic number.

It is an amenable number.

660375701 is a deficient number, since it is larger than the sum of its proper divisors (29490283).

660375701 is a wasteful number, since it uses less digits than its factorization.

660375701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32451.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 660375701 is about 25697.7761878338. The cubic root of 660375701 is about 870.8239435223.

The spelling of 660375701 in words is "six hundred sixty million, three hundred seventy-five thousand, seven hundred one".