8163437416 has 8 divisors (see below), whose sum is σ = 15306445170. Its totient is φ = 4081718704.

The previous prime is 8163437411. The next prime is 8163437431. The reversal of 8163437416 is 6147343618.

It can be written as a sum of positive squares in only one way, i.e., 8144340516 + 19096900 = 90246^2 + 4370^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (8163437411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510214831 + ... + 510214846.

Almost surely, 2^8163437416 is an apocalyptic number.

It is an amenable number.

8163437416 is a deficient number, since it is larger than the sum of its proper divisors (7143007754).

8163437416 is a wasteful number, since it uses less digits than its factorization.

8163437416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020429683 (or 1020429679 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The square root of 8163437416 is about 90351.7427391415. The cubic root of 8163437416 is about 2013.5280739611.

The spelling of 8163437416 in words is "eight billion, one hundred sixty-three million, four hundred thirty-seven thousand, four hundred sixteen".