966344567281 has 4 divisors (see below), whose sum is σ = 980767620592. Its totient is φ = 951921513972.

The previous prime is 966344567257. The next prime is 966344567329. The reversal of 966344567281 is 182765443669.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 966344567281 - 2²⁷ = 966210349553 is a prime.

It is a super-2 number, since 2×966344567281² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (966344564281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7211526555 + ... + 7211526688.

It is an arithmetic number, because the mean of its divisors is an integer number (245191905148).

Almost surely, 2^966344567281 is an apocalyptic number.

It is an amenable number.

966344567281 is a deficient number, since it is larger than the sum of its proper divisors (14423053311).

966344567281 is a wasteful number, since it uses less digits than its factorization.

966344567281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14423053310.

The product of its digits is 52254720, while the sum is 61.

The spelling of 966344567281 in words is "nine hundred sixty-six billion, three hundred forty-four million, five hundred sixty-seven thousand, two hundred eighty-one".