716673564400 has 120 divisors (see below), whose sum is σ = 1731066982400. Its totient is φ = 285130264320.

The previous prime is 716673564391. The next prime is 716673564401. The reversal of 716673564400 is 4465376617.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716673564401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124787929 + ... + 124793671.

Almost surely, 2^716673564400 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 716673564400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (865533491200).

716673564400 is an abundant number, since it is smaller than the sum of its proper divisors (1014393418000).

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

716673564400 is a wasteful number, since it uses less digits than its factorization.

716673564400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7383 (or 7372 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 716673564400 in words is "seven hundred sixteen billion, six hundred seventy-three million, five hundred sixty-four thousand, four hundred".