966243489973 has 4 divisors (see below), whose sum is σ = 977884977888. Its totient is φ = 954602002060.

The previous prime is 966243489931. The next prime is 966243489997. The reversal of 966243489973 is 379984342669.

966243489973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 966243489973 - 2¹³ = 966243481781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (966243489073) 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, 5820743833 + ... + 5820743998.

It is an arithmetic number, because the mean of its divisors is an integer number (244471244472).

Almost surely, 2^966243489973 is an apocalyptic number.

It is an amenable number.

966243489973 is a deficient number, since it is larger than the sum of its proper divisors (11641487915).

966243489973 is a wasteful number, since it uses less digits than its factorization.

966243489973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11641487914.

The product of its digits is 423263232, while the sum is 70.

The spelling of 966243489973 in words is "nine hundred sixty-six billion, two hundred forty-three million, four hundred eighty-nine thousand, nine hundred seventy-three".