4540054212 has 30 divisors (see below), whose sum is σ = 11868599358. Its totient is φ = 1513351296.

The previous prime is 4540054133. The next prime is 4540054217. The reversal of 4540054212 is 2124500454.

4540054212 is a `hidden beast` number, since 45 + 400 + 5 + 4 + 212 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4442755716 + 97298496 = 66654^2 + 9864^2 .

It is a super-2 number, since 2×4540054212² = 41224184495797881888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4540054217) 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 9 ways as a sum of consecutive naturals, for example, 7005933 + ... + 7006580.

Almost surely, 2^4540054212 is an apocalyptic number.

It is an amenable number.

4540054212 is an abundant number, since it is smaller than the sum of its proper divisors (7328545146).

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

4540054212 is a wasteful number, since it uses less digits than its factorization.

4540054212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14012529 (or 14012518 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 4540054212 is about 67379.9243988890. The cubic root of 4540054212 is about 1655.8475363731.

Adding to 4540054212 its reverse (2124500454), we get a palindrome (6664554666).

The spelling of 4540054212 in words is "four billion, five hundred forty million, fifty-four thousand, two hundred twelve".