959619640321 has 8 divisors (see below), whose sum is σ = 1034763156000. Its totient is φ = 886939846560.

The previous prime is 959619640289. The next prime is 959619640337. The reversal of 959619640321 is 123046916959.

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 959619640321 - 2⁵ = 959619640289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (959619640361) 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, 615929671 + ... + 615931228.

It is an arithmetic number, because the mean of its divisors is an integer number (129345394500).

Almost surely, 2^959619640321 is an apocalyptic number.

It is an amenable number.

959619640321 is a deficient number, since it is larger than the sum of its proper divisors (75143515679).

959619640321 is a wasteful number, since it uses less digits than its factorization.

959619640321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231860959.

The product of its (nonzero) digits is 3149280, while the sum is 55.

The spelling of 959619640321 in words is "nine hundred fifty-nine billion, six hundred nineteen million, six hundred forty thousand, three hundred twenty-one".