4555212140 has 12 divisors (see below), whose sum is σ = 9565945536. Its totient is φ = 1822084848.

The previous prime is 4555212121. The next prime is 4555212157. The reversal of 4555212140 is 412125554.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113880284 + ... + 113880323.

It is an arithmetic number, because the mean of its divisors is an integer number (797162128).

Almost surely, 2^4555212140 is an apocalyptic number.

It is an amenable number.

4555212140 is an abundant number, since it is smaller than the sum of its proper divisors (5010733396).

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

4555212140 is a wasteful number, since it uses less digits than its factorization.

4555212140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227760616 (or 227760614 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 4555212140 is about 67492.3117102978. The cubic root of 4555212140 is about 1657.6882879920.

Adding to 4555212140 its reverse (412125554), we get a palindrome (4967337694).

The spelling of 4555212140 in words is "four billion, five hundred fifty-five million, two hundred twelve thousand, one hundred forty".