9877076280 has 256 divisors, whose sum is σ = 34880832000. Its totient is φ = 2479113216.

The previous prime is 9877076257. The next prime is 9877076291. The reversal of 9877076280 is 826707789.

9877076280 is a `hidden beast` number, since 9 + 8 + 7 + 7 + 0 + 7 + 628 + 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 63 ways as a sum of consecutive naturals, for example, 3343284 + ... + 3346236.

It is an arithmetic number, because the mean of its divisors is an integer number (136253250).

Almost surely, 2^9877076280 is an apocalyptic number.

9877076280 is a gapful number since it is divisible by the number (90) 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 9877076280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17440416000).

9877076280 is an abundant number, since it is smaller than the sum of its proper divisors (25003755720).

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

9877076280 is a wasteful number, since it uses less digits than its factorization.

9877076280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3155 (or 3145 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 54.

The square root of 9877076280 is about 99383.4809211269. The cubic root of 9877076280 is about 2145.5705656118.

The spelling of 9877076280 in words is "nine billion, eight hundred seventy-seven million, seventy-six thousand, two hundred eighty".