716544435840 has 128 divisors (see below), whose sum is σ = 2357662533120. Its totient is φ = 184914677760.

The previous prime is 716544435833. The next prime is 716544435847. The reversal of 716544435840 is 48534445617.

It is an interprime number because it is at equal distance from previous prime (716544435833) and next prime (716544435847).

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (716544435847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5959839 + ... + 6078878.

It is an arithmetic number, because the mean of its divisors is an integer number (18419238540).

Almost surely, 2^716544435840 is an apocalyptic number.

It is an amenable number.

716544435840 is an abundant number, since it is smaller than the sum of its proper divisors (1641118097280).

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

716544435840 is a wasteful number, since it uses less digits than its factorization.

716544435840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12038770 (or 12038758 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 51.

The spelling of 716544435840 in words is "seven hundred sixteen billion, five hundred forty-four million, four hundred thirty-five thousand, eight hundred forty".