971223711600 has 240 divisors, whose sum is σ = 3138199777280. Its totient is φ = 256744857600.

The previous prime is 971223711593. The next prime is 971223711613. The reversal of 971223711600 is 6117322179.

971223711600 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 306474816 + ... + 306477984.

Almost surely, 2^971223711600 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 971223711600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1569099888640).

971223711600 is an abundant number, since it is smaller than the sum of its proper divisors (2166976065680).

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

971223711600 is a wasteful number, since it uses less digits than its factorization.

971223711600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5328 (or 5317 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 39.

The spelling of 971223711600 in words is "nine hundred seventy-one billion, two hundred twenty-three million, seven hundred eleven thousand, six hundred".