660023489383 has 8 divisors (see below), whose sum is σ = 671033323440. Its totient is φ = 649019777280.

The previous prime is 660023489371. The next prime is 660023489413. The reversal of 660023489383 is 383984320066.

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

It is not a de Polignac number, because 660023489383 - 2⁵ = 660023489351 is a prime.

It is a super-2 number, since 2×660023489383² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 660023489383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660023459383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1312810 + ... + 1744567.

It is an arithmetic number, because the mean of its divisors is an integer number (83879165430).

Almost surely, 2^660023489383 is an apocalyptic number.

660023489383 is a deficient number, since it is larger than the sum of its proper divisors (11009834057).

660023489383 is a wasteful number, since it uses less digits than its factorization.

660023489383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3060977.

The product of its (nonzero) digits is 4478976, while the sum is 52.

The spelling of 660023489383 in words is "six hundred sixty billion, twenty-three million, four hundred eighty-nine thousand, three hundred eighty-three".