956986665 has 8 divisors (see below), whose sum is σ = 1531178688. Its totient is φ = 510392880.

The previous prime is 956986643. The next prime is 956986669. The reversal of 956986665 is 566689659.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 956986665 - 2⁵ = 956986633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 956986599 and 956986608.

It is not an unprimeable number, because it can be changed into a prime (956986669) 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, 31899541 + ... + 31899570.

It is an arithmetic number, because the mean of its divisors is an integer number (191397336).

Almost surely, 2^956986665 is an apocalyptic number.

It is an amenable number.

956986665 is a deficient number, since it is larger than the sum of its proper divisors (574192023).

956986665 is a wasteful number, since it uses less digits than its factorization.

956986665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63799119.

The product of its digits is 20995200, while the sum is 60.

The square root of 956986665 is about 30935.2010660994. The cubic root of 956986665 is about 985.4515919088.

The spelling of 956986665 in words is "nine hundred fifty-six million, nine hundred eighty-six thousand, six hundred sixty-five".