8716353840 has 160 divisors (see below), whose sum is σ = 30361003200. Its totient is φ = 2298193920.

The previous prime is 8716353817. The next prime is 8716353851. The reversal of 8716353840 is 483536178.

8716353840 is a `hidden beast` number, since 8 + 7 + 1 + 635 + 3 + 8 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169570 + ... + 214910.

It is an arithmetic number, because the mean of its divisors is an integer number (189756270).

Almost surely, 2^8716353840 is an apocalyptic number.

8716353840 is a gapful number since it is divisible by the number (80) 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 8716353840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15180501600).

8716353840 is an abundant number, since it is smaller than the sum of its proper divisors (21644649360).

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

8716353840 is a wasteful number, since it uses less digits than its factorization.

8716353840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45452 (or 45440 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 8716353840 is about 93361.4151563696. The cubic root of 8716353840 is about 2057.9980110309.

The spelling of 8716353840 in words is "eight billion, seven hundred sixteen million, three hundred fifty-three thousand, eight hundred forty".