4722128918116 has 9 divisors (see below), whose sum is σ = 8263733212371. Its totient is φ = 2361062286012.

The previous prime is 4722128918113. The next prime is 4722128918153. The reversal of 4722128918116 is 6118198212274.

It is a happy number.

The square root of 4722128918116 is 2173046.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4722128918113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3802831 + ... + 4889353.

Almost surely, 2^{4722128918116} is an apocalyptic number.

4722128918116 is the 2173046-th square number.

It is an amenable number.

4722128918116 is a deficient number, since it is larger than the sum of its proper divisors (3541604294255).

4722128918116 is an frugal number, since it uses more digits than its factorization.

4722128918116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173050 (or 1086525 counting only the distinct ones).

The product of its digits is 774144, while the sum is 52.

The spelling of 4722128918116 in words is "four trillion, seven hundred twenty-two billion, one hundred twenty-eight million, nine hundred eighteen thousand, one hundred sixteen".