4551228548 has 6 divisors (see below), whose sum is σ = 7964649966. Its totient is φ = 2275614272.

The previous prime is 4551228541. The next prime is 4551228571. The reversal of 4551228548 is 8458221554.

It can be written as a sum of positive squares in only one way, i.e., 3833095744 + 718132804 = 61912^2 + 26798^2 .

It is a super-2 number, since 2×4551228548² = 41427362592260376608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4551228499 and 4551228508.

It is not an unprimeable number, because it can be changed into a prime (4551228541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568903565 + ... + 568903572.

It is an arithmetic number, because the mean of its divisors is an integer number (1327441661).

Almost surely, 2^4551228548 is an apocalyptic number.

It is an amenable number.

4551228548 is a deficient number, since it is larger than the sum of its proper divisors (3413421418).

4551228548 is a wasteful number, since it uses less digits than its factorization.

4551228548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137807141 (or 1137807139 counting only the distinct ones).

The product of its digits is 512000, while the sum is 44.

The square root of 4551228548 is about 67462.7938051783. The cubic root of 4551228548 is about 1657.2049237710.

The spelling of 4551228548 in words is "four billion, five hundred fifty-one million, two hundred twenty-eight thousand, five hundred forty-eight".