3016144720 has 20 divisors (see below), whose sum is σ = 7012536660. Its totient is φ = 1206457856.

The previous prime is 3016144711. The next prime is 3016144727. The reversal of 3016144720 is 274416103.

It can be written as a sum of positive squares in 2 ways, for example, as 2394340624 + 621804096 = 48932^2 + 24936^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3016144727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18850825 + ... + 18850984.

It is an arithmetic number, because the mean of its divisors is an integer number (350626833).

Almost surely, 2^3016144720 is an apocalyptic number.

It is an amenable number.

3016144720 is an abundant number, since it is smaller than the sum of its proper divisors (3996391940).

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

3016144720 is a wasteful number, since it uses less digits than its factorization.

3016144720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37701822 (or 37701816 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 3016144720 is about 54919.4384530650. The cubic root of 3016144720 is about 1444.8321336907.

The spelling of 3016144720 in words is "three billion, sixteen million, one hundred forty-four thousand, seven hundred twenty".