10043145520 has 20 divisors (see below), whose sum is σ = 23350313520. Its totient is φ = 4017258176.

The previous prime is 10043145493. The next prime is 10043145559. The reversal of 10043145520 is 2554134001.

It is a happy number.

10043145520 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 (20).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 62769580 + ... + 62769739.

It is an arithmetic number, because the mean of its divisors is an integer number (1167515676).

Almost surely, 2^10043145520 is an apocalyptic number.

10043145520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10043145520 is an abundant number, since it is smaller than the sum of its proper divisors (13307168000).

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

10043145520 is a wasteful number, since it uses less digits than its factorization.

10043145520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125539332 (or 125539326 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 10043145520 its reverse (2554134001), we get a palindrome (12597279521).

The spelling of 10043145520 in words is "ten billion, forty-three million, one hundred forty-five thousand, five hundred twenty".