966198561384 has 64 divisors (see below), whose sum is σ = 2835177264000. Its totient is φ = 268595737344.

The previous prime is 966198561271. The next prime is 966198561401. The reversal of 966198561384 is 483165891669.

It is a super-2 number, since 2×966198561384² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77712459 + ... + 77724890.

It is an arithmetic number, because the mean of its divisors is an integer number (44299644750).

Almost surely, 2^966198561384 is an apocalyptic number.

It is an amenable number.

966198561384 is an abundant number, since it is smaller than the sum of its proper divisors (1868978702616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

966198561384 is a wasteful number, since it uses less digits than its factorization.

966198561384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155437402 (or 155437398 counting only the distinct ones).

The product of its digits is 67184640, while the sum is 66.

The spelling of 966198561384 in words is "nine hundred sixty-six billion, one hundred ninety-eight million, five hundred sixty-one thousand, three hundred eighty-four".