4145511552 has 128 divisors (see below), whose sum is σ = 13552748160. Its totient is φ = 1093312512.

The previous prime is 4145511551. The next prime is 4145511563. The reversal of 4145511552 is 2551155414.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (4145511551) 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 15 ways as a sum of consecutive naturals, for example, 24373 + ... + 94260.

It is an arithmetic number, because the mean of its divisors is an integer number (105880845).

Almost surely, 2^4145511552 is an apocalyptic number.

4145511552 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4145511552 is an abundant number, since it is smaller than the sum of its proper divisors (9407236608).

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

4145511552 is a wasteful number, since it uses less digits than its factorization.

4145511552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118670 (or 118658 counting only the distinct ones).

The product of its digits is 20000, while the sum is 33.

The square root of 4145511552 is about 64385.6470962279. The cubic root of 4145511552 is about 1606.4210138095.

Adding to 4145511552 its reverse (2551155414), we get a palindrome (6696666966).

The spelling of 4145511552 in words is "four billion, one hundred forty-five million, five hundred eleven thousand, five hundred fifty-two".