716143878450 has 1728 divisors, whose sum is σ = 2777460731136. Its totient is φ = 133436160000.

The previous prime is 716143878379. The next prime is 716143878481. The reversal of 716143878450 is 54878341617.

716143878450 is a `hidden beast` number, since 7 + 161 + 438 + 7 + 8 + 45 + 0 = 666.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 863 ways as a sum of consecutive naturals, for example, 7090533400 + ... + 7090533500.

It is an arithmetic number, because the mean of its divisors is an integer number (1607326812).

Almost surely, 2^716143878450 is an apocalyptic number.

716143878450 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 716143878450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1388730365568).

716143878450 is an abundant number, since it is smaller than the sum of its proper divisors (2061316852686).

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

716143878450 is a wasteful number, since it uses less digits than its factorization.

716143878450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 716143878450 in words is "seven hundred sixteen billion, one hundred forty-three million, eight hundred seventy-eight thousand, four hundred fifty".