660004159441 has 8 divisors (see below), whose sum is σ = 720241651584. Its totient is φ = 599806186320.

The previous prime is 660004159429. The next prime is 660004159453. The reversal of 660004159441 is 144951400066.

It is an interprime number because it is at equal distance from previous prime (660004159429) and next prime (660004159453).

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

It is not a de Polignac number, because 660004159441 - 2¹⁹ = 660003635153 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 660004159394 and 660004159403.

It is not an unprimeable number, because it can be changed into a prime (660004159421) 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, 9844825 + ... + 9911638.

It is an arithmetic number, because the mean of its divisors is an integer number (90030206448).

Almost surely, 2^660004159441 is an apocalyptic number.

It is an amenable number.

660004159441 is a deficient number, since it is larger than the sum of its proper divisors (60237492143).

660004159441 is a wasteful number, since it uses less digits than its factorization.

660004159441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19759511.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 660004159441 in words is "six hundred sixty billion, four million, one hundred fifty-nine thousand, four hundred forty-one".