4551445412 has 6 divisors (see below), whose sum is σ = 7965029478. Its totient is φ = 2275722704.

The previous prime is 4551445403. The next prime is 4551445429. The reversal of 4551445412 is 2145441554.

It can be written as a sum of positive squares in only one way, i.e., 4171351396 + 380094016 = 64586^2 + 19496^2 .

It is a super-3 number, since 3×4551445412³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568930673 + ... + 568930680.

It is an arithmetic number, because the mean of its divisors is an integer number (1327504913).

Almost surely, 2^4551445412 is an apocalyptic number.

It is an amenable number.

4551445412 is a deficient number, since it is larger than the sum of its proper divisors (3413584066).

4551445412 is a wasteful number, since it uses less digits than its factorization.

4551445412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137861357 (or 1137861355 counting only the distinct ones).

The product of its digits is 64000, while the sum is 35.

The square root of 4551445412 is about 67464.4010719728. The cubic root of 4551445412 is about 1657.2312450435.

Adding to 4551445412 its reverse (2145441554), we get a palindrome (6696886966).

The spelling of 4551445412 in words is "four billion, five hundred fifty-one million, four hundred forty-five thousand, four hundred twelve".