701666495 has 8 divisors (see below), whose sum is σ = 843247584. Its totient is φ = 560501344.

The previous prime is 701666489. The next prime is 701666509. The reversal of 701666495 is 594666107.

It is a happy number.

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 701666495 - 2²⁰ = 700617919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100259 + ... + 107028.

It is an arithmetic number, because the mean of its divisors is an integer number (105405948).

Almost surely, 2^701666495 is an apocalyptic number.

701666495 is a deficient number, since it is larger than the sum of its proper divisors (141581089).

701666495 is a wasteful number, since it uses less digits than its factorization.

701666495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207969.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 701666495 is about 26488.9881837718. The cubic root of 701666495 is about 888.6080564548.

The spelling of 701666495 in words is "seven hundred one million, six hundred sixty-six thousand, four hundred ninety-five".