955566965 has 16 divisors (see below), whose sum is σ = 1200528000. Its totient is φ = 729191232.

The previous prime is 955566961. The next prime is 955566967. The reversal of 955566965 is 569665559.

It is a cyclic number.

It is not a de Polignac number, because 955566965 - 2² = 955566961 is a prime.

It is a super-2 number, since 2×955566965² = 1826216449198622450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 955566965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (955566961) 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, 27665 + ... + 51734.

It is an arithmetic number, because the mean of its divisors is an integer number (75033000).

Almost surely, 2^955566965 is an apocalyptic number.

It is an amenable number.

955566965 is a deficient number, since it is larger than the sum of its proper divisors (244961035).

955566965 is a wasteful number, since it uses less digits than its factorization.

955566965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79516.

The product of its digits is 10935000, while the sum is 56.

The square root of 955566965 is about 30912.2461979067. The cubic root of 955566965 is about 984.9640413922.

The spelling of 955566965 in words is "nine hundred fifty-five million, five hundred sixty-six thousand, nine hundred sixty-five".