8957784340 has 48 divisors (see below), whose sum is σ = 19017048960. Its totient is φ = 3544018560.

The previous prime is 8957784337. The next prime is 8957784361. The reversal of 8957784340 is 434877598.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2101131 + ... + 2105389.

It is an arithmetic number, because the mean of its divisors is an integer number (396188520).

Almost surely, 2^8957784340 is an apocalyptic number.

It is an amenable number.

8957784340 is an abundant number, since it is smaller than the sum of its proper divisors (10059264620).

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

8957784340 is a wasteful number, since it uses less digits than its factorization.

8957784340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5392 (or 5390 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 55.

The square root of 8957784340 is about 94645.5722155030. The cubic root of 8957784340 is about 2076.8264242237.

The spelling of 8957784340 in words is "eight billion, nine hundred fifty-seven million, seven hundred eighty-four thousand, three hundred forty".