4550221412 has 12 divisors (see below), whose sum is σ = 8686786416. Its totient is φ = 2068282440.

The previous prime is 4550221393. The next prime is 4550221427. The reversal of 4550221412 is 2141220554.

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, 51707018 + ... + 51707105.

It is an arithmetic number, because the mean of its divisors is an integer number (723898868).

Almost surely, 2^4550221412 is an apocalyptic number.

It is an amenable number.

4550221412 is a deficient number, since it is larger than the sum of its proper divisors (4136565004).

4550221412 is a wasteful number, since it uses less digits than its factorization.

4550221412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103414138 (or 103414136 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 4550221412 is about 67455.3290111315. The cubic root of 4550221412 is about 1657.0826744451.

Adding to 4550221412 its reverse (2141220554), we get a palindrome (6691441966).

The spelling of 4550221412 in words is "four billion, five hundred fifty million, two hundred twenty-one thousand, four hundred twelve".