4611768144 has 40 divisors (see below), whose sum is σ = 12029414592. Its totient is φ = 1522329600.

The previous prime is 4611768137. The next prime is 4611768163. The reversal of 4611768144 is 4418671164.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4611768096 and 4611768105.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 461457 + ... + 471344.

Almost surely, 2^4611768144 is an apocalyptic number.

It is an amenable number.

4611768144 is an abundant number, since it is smaller than the sum of its proper divisors (7417646448).

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

4611768144 is a wasteful number, since it uses less digits than its factorization.

4611768144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932915 (or 932909 counting only the distinct ones).

The product of its digits is 129024, while the sum is 42.

The square root of 4611768144 is about 67910.0003239582. Note that the first 3 decimals coincide. The cubic root of 4611768144 is about 1664.5205260255.

The spelling of 4611768144 in words is "four billion, six hundred eleven million, seven hundred sixty-eight thousand, one hundred forty-four".