8856797040 has 960 divisors, whose sum is σ = 39398728320. Its totient is φ = 1811496960.

The previous prime is 8856797039. The next prime is 8856797057. The reversal of 8856797040 is 407976588.

8856797040 is a `hidden beast` number, since 8 + 8 + 567 + 9 + 70 + 4 + 0 = 666.

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 191 ways as a sum of consecutive naturals, for example, 56412642 + ... + 56412798.

It is an arithmetic number, because the mean of its divisors is an integer number (41040342).

Almost surely, 2^8856797040 is an apocalyptic number.

8856797040 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 8856797040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19699364160).

8856797040 is an abundant number, since it is smaller than the sum of its proper divisors (30541931280).

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

8856797040 is a wasteful number, since it uses less digits than its factorization.

8856797040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 228 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The square root of 8856797040 is about 94110.5575373985. The cubic root of 8856797040 is about 2068.9924102780.

The spelling of 8856797040 in words is "eight billion, eight hundred fifty-six million, seven hundred ninety-seven thousand, forty".