4211145520 has 40 divisors (see below), whose sum is σ = 9794172240. Its totient is φ = 1683897600.

The previous prime is 4211145511. The next prime is 4211145557. The reversal of 4211145520 is 255411124.

4211145520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301246 + ... + 314914.

It is an arithmetic number, because the mean of its divisors is an integer number (244854306).

Almost surely, 2^4211145520 is an apocalyptic number.

4211145520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4211145520 is an abundant number, since it is smaller than the sum of its proper divisors (5583026720).

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

4211145520 is a wasteful number, since it uses less digits than its factorization.

4211145520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17533 (or 17527 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 4211145520 is about 64893.3395657829. The cubic root of 4211145520 is about 1614.8545680848.

Adding to 4211145520 its reverse (255411124), we get a palindrome (4466556644).

The spelling of 4211145520 in words is "four billion, two hundred eleven million, one hundred forty-five thousand, five hundred twenty".