4538018612 has 6 divisors (see below), whose sum is σ = 7941532578. Its totient is φ = 2269009304.

The previous prime is 4538018603. The next prime is 4538018651. The reversal of 4538018612 is 2168108354.

It can be written as a sum of positive squares in only one way, i.e., 3637778596 + 900240016 = 60314^2 + 30004^2 .

It is a super-2 number, since 2×4538018612² = 41187225845716813088, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 567252323 + ... + 567252330.

It is an arithmetic number, because the mean of its divisors is an integer number (1323588763).

Almost surely, 2^4538018612 is an apocalyptic number.

It is an amenable number.

4538018612 is a deficient number, since it is larger than the sum of its proper divisors (3403513966).

4538018612 is a wasteful number, since it uses less digits than its factorization.

4538018612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134504657 (or 1134504655 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 4538018612 is about 67364.8173158660. The cubic root of 4538018612 is about 1655.6000248551.

The spelling of 4538018612 in words is "four billion, five hundred thirty-eight million, eighteen thousand, six hundred twelve".