959619640319 has 4 divisors (see below), whose sum is σ = 960112007400. Its totient is φ = 959127273240.

The previous prime is 959619640289. The next prime is 959619640337. The reversal of 959619640319 is 913046916959.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 959619640319 - 2¹⁶ = 959619574783 is a prime.

It is a super-2 number, since 2×959619640319² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (959619640349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246180617 + ... + 246184514.

It is an arithmetic number, because the mean of its divisors is an integer number (240028001850).

Almost surely, 2^959619640319 is an apocalyptic number.

959619640319 is a deficient number, since it is larger than the sum of its proper divisors (492367081).

959619640319 is a wasteful number, since it uses less digits than its factorization.

959619640319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492367080.

The product of its (nonzero) digits is 14171760, while the sum is 62.

The spelling of 959619640319 in words is "nine hundred fifty-nine billion, six hundred nineteen million, six hundred forty thousand, three hundred nineteen".