972241816012 has 24 divisors (see below), whose sum is σ = 1716156110592. Its totient is φ = 481919053200.

The previous prime is 972241815953. The next prime is 972241816057. The reversal of 972241816012 is 210618142279.

It is a self number, because there is not a number n which added to its sum of digits gives 972241816012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428664 + ... + 1458847.

It is an arithmetic number, because the mean of its divisors is an integer number (71506504608).

Almost surely, 2^972241816012 is an apocalyptic number.

It is an amenable number.

972241816012 is a deficient number, since it is larger than the sum of its proper divisors (743914294580).

972241816012 is a wasteful number, since it uses less digits than its factorization.

972241816012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888629 (or 1888627 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 43.

The spelling of 972241816012 in words is "nine hundred seventy-two billion, two hundred forty-one million, eight hundred sixteen thousand, twelve".