959169961959 has 40 divisors (see below), whose sum is σ = 1407697336560. Its totient is φ = 580933584000.

The previous prime is 959169961943. The next prime is 959169961993.

959169961959 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 959169961959 - 2⁴ = 959169961943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (959169963959) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 76112259 + ... + 76124859.

It is an arithmetic number, because the mean of its divisors is an integer number (35192433414).

Almost surely, 2^959169961959 is an apocalyptic number.

959169961959 is a deficient number, since it is larger than the sum of its proper divisors (448527374601).

959169961959 is a wasteful number, since it uses less digits than its factorization.

959169961959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14381 (or 14348 counting only the distinct ones).

The product of its digits is 478296900, while the sum is 78.

The spelling of 959169961959 in words is "nine hundred fifty-nine billion, one hundred sixty-nine million, nine hundred sixty-one thousand, nine hundred fifty-nine".