8963738820 has 72 divisors (see below), whose sum is σ = 27444178944. Its totient is φ = 2367985728.

The previous prime is 8963738803. The next prime is 8963738831. The reversal of 8963738820 is 288373698.

It is a super-2 number, since 2×8963738820² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 213444 + ... + 251963.

It is an arithmetic number, because the mean of its divisors is an integer number (381169152).

Almost surely, 2^8963738820 is an apocalyptic number.

It is an amenable number.

8963738820 is an abundant number, since it is smaller than the sum of its proper divisors (18480440124).

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

8963738820 is a wasteful number, since it uses less digits than its factorization.

8963738820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465529 (or 465524 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The square root of 8963738820 is about 94677.0237174786. The cubic root of 8963738820 is about 2077.2864964116.

The spelling of 8963738820 in words is "eight billion, nine hundred sixty-three million, seven hundred thirty-eight thousand, eight hundred twenty".