8734919816 has 32 divisors (see below), whose sum is σ = 18762408000. Its totient is φ = 3734592576.

The previous prime is 8734919813. The next prime is 8734919833. The reversal of 8734919816 is 6189194378.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is not an unprimeable number, because it can be changed into a prime (8734919813) 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, 162671 + ... + 209598.

It is an arithmetic number, because the mean of its divisors is an integer number (586325250).

Almost surely, 2^8734919816 is an apocalyptic number.

It is an amenable number.

8734919816 is an abundant number, since it is smaller than the sum of its proper divisors (10027488184).

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

8734919816 is a wasteful number, since it uses less digits than its factorization.

8734919816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372701 (or 372697 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 56.

The square root of 8734919816 is about 93460.7929347916. The cubic root of 8734919816 is about 2059.4581645930.

The spelling of 8734919816 in words is "eight billion, seven hundred thirty-four million, nine hundred nineteen thousand, eight hundred sixteen".