8138763016 has 32 divisors (see below), whose sum is σ = 15723190080. Its totient is φ = 3946622400.

The previous prime is 8138763011. The next prime is 8138763047. The reversal of 8138763016 is 6103678318.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (8138763011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47851 + ... + 136261.

It is an arithmetic number, because the mean of its divisors is an integer number (491349690).

Almost surely, 2^8138763016 is an apocalyptic number.

It is an amenable number.

8138763016 is a deficient number, since it is larger than the sum of its proper divisors (7584427064).

8138763016 is a wasteful number, since it uses less digits than its factorization.

8138763016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88765 (or 88761 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 8138763016 is about 90215.0930609729. The cubic root of 8138763016 is about 2011.4973633324.

The spelling of 8138763016 in words is "eight billion, one hundred thirty-eight million, seven hundred sixty-three thousand, sixteen".