10443521040 has 40 divisors (see below), whose sum is σ = 32374915968. Its totient is φ = 2784938880.

The previous prime is 10443521017. The next prime is 10443521089. The reversal of 10443521040 is 4012534401.

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

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 10443521040.

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, 21757096 + ... + 21757575.

Almost surely, 2^10443521040 is an apocalyptic number.

10443521040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10443521040 is an abundant number, since it is smaller than the sum of its proper divisors (21931394928).

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

10443521040 is a wasteful number, since it uses less digits than its factorization.

10443521040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43514687 (or 43514681 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The spelling of 10443521040 in words is "ten billion, four hundred forty-three million, five hundred twenty-one thousand, forty".