660084898971 has 8 divisors (see below), whose sum is σ = 880409445184. Its totient is φ = 439908476040.

The previous prime is 660084898969. The next prime is 660084899009. The reversal of 660084898971 is 179898480066.

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

It is not a de Polignac number, because 660084898971 - 2¹ = 660084898969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (660084898961) by changing a digit.

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, 37020421 + ... + 37038246.

It is an arithmetic number, because the mean of its divisors is an integer number (110051180648).

Almost surely, 2^660084898971 is an apocalyptic number.

660084898971 is a deficient number, since it is larger than the sum of its proper divisors (220324546213).

660084898971 is a wasteful number, since it uses less digits than its factorization.

660084898971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74061641.

The product of its (nonzero) digits is 41803776, while the sum is 66.

The spelling of 660084898971 in words is "six hundred sixty billion, eighty-four million, eight hundred ninety-eight thousand, nine hundred seventy-one".