959636909091 has 16 divisors (see below), whose sum is σ = 1462686485504. Its totient is φ = 548220464064.

The previous prime is 959636909083. The next prime is 959636909107. The reversal of 959636909091 is 190909636959.

It is not a de Polignac number, because 959636909091 - 2³ = 959636909083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (959636909191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5896306 + ... + 6056871.

It is an arithmetic number, because the mean of its divisors is an integer number (91417905344).

Almost surely, 2^959636909091 is an apocalyptic number.

959636909091 is a deficient number, since it is larger than the sum of its proper divisors (503049576413).

959636909091 is a wasteful number, since it uses less digits than its factorization.

959636909091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11957010.

The product of its (nonzero) digits is 31886460, while the sum is 66.

The spelling of 959636909091 in words is "nine hundred fifty-nine billion, six hundred thirty-six million, nine hundred nine thousand, ninety-one".