8720163038 has 4 divisors (see below), whose sum is σ = 13080244560. Its totient is φ = 4360081518.

The previous prime is 8720163019. The next prime is 8720163043. The reversal of 8720163038 is 8303610278.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 8720162992 and 8720163010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2180040758 + ... + 2180040761.

It is an arithmetic number, because the mean of its divisors is an integer number (3270061140).

Almost surely, 2^8720163038 is an apocalyptic number.

8720163038 is a deficient number, since it is larger than the sum of its proper divisors (4360081522).

8720163038 is a wasteful number, since it uses less digits than its factorization.

8720163038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360081521.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 8720163038 is about 93381.8132079261. The cubic root of 8720163038 is about 2058.2977609935.

The spelling of 8720163038 in words is "eight billion, seven hundred twenty million, one hundred sixty-three thousand, thirty-eight".