959999999999 has 2 divisors, whose sum is σ = 960000000000. Its totient is φ = 959999999998.

The previous prime is 959999999983. The next prime is 960000000013. The reversal of 959999999999 is 999999999959.

It is a strong prime.

It is an emirp because it is prime and its reverse (999999999959) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 959999999999 - 2⁴ = 959999999983 is a prime.

It is a super-9 number, since 9×959999999999⁹ (a number of 109 digits) contains 999999999 as substring.

959999999999 is a modest number, since divided by 999999 gives 959999 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (959999999099) 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 as a sum of consecutive naturals, namely, 479999999999 + 480000000000.

It is an arithmetic number, because the mean of its divisors is an integer number (480000000000).

Almost surely, 2^959999999999 is an apocalyptic number.

959999999999 is a deficient number, since it is larger than the sum of its proper divisors (1).

959999999999 is an equidigital number, since it uses as much as digits as its factorization.

959999999999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 156905298045, while the sum is 104.

The spelling of 959999999999 in words is "nine hundred fifty-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".