716877710640 has 1280 divisors, whose sum is σ = 3202461696000. Its totient is φ = 146374179840.

The previous prime is 716877710629. The next prime is 716877710699. The reversal of 716877710640 is 46017778617.

716877710640 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 23125087425 + ... + 23125087455.

It is an arithmetic number, because the mean of its divisors is an integer number (2501923200).

Almost surely, 2^716877710640 is an apocalyptic number.

716877710640 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 716877710640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1601230848000).

716877710640 is an abundant number, since it is smaller than the sum of its proper divisors (2485583985360).

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

716877710640 is an frugal number, since it uses more digits than its factorization.

716877710640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 54.

The spelling of 716877710640 in words is "seven hundred sixteen billion, eight hundred seventy-seven million, seven hundred ten thousand, six hundred forty".