4540123216 has 10 divisors (see below), whose sum is σ = 8796488762. Its totient is φ = 2270061600.

The previous prime is 4540123213. The next prime is 4540123253. The reversal of 4540123216 is 6123210454.

It can be written as a sum of positive squares in only one way, i.e., 4277683216 + 262440000 = 65404^2 + 16200^2 .

It is a super-2 number, since 2×4540123216² = 41225437632924365312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4540123213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141878835 + ... + 141878866.

Almost surely, 2^4540123216 is an apocalyptic number.

It is an amenable number.

4540123216 is a deficient number, since it is larger than the sum of its proper divisors (4256365546).

4540123216 is a wasteful number, since it uses less digits than its factorization.

4540123216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283757709 (or 283757703 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 4540123216 is about 67380.4364485716. The cubic root of 4540123216 is about 1655.8559253716.

The spelling of 4540123216 in words is "four billion, five hundred forty million, one hundred twenty-three thousand, two hundred sixteen".