100043430432 has 96 divisors (see below), whose sum is σ = 289707243840. Its totient is φ = 29975531520.

The previous prime is 100043430419. The next prime is 100043430437. The reversal of 100043430432 is 234034340001.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is not an unprimeable number, because it can be changed into a prime (100043430437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438253 + ... + 626220.

It is an arithmetic number, because the mean of its divisors is an integer number (3017783790).

Almost surely, 2^100043430432 is an apocalyptic number.

100043430432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100043430432 is an abundant number, since it is smaller than the sum of its proper divisors (189663813408).

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

100043430432 is a wasteful number, since it uses less digits than its factorization.

100043430432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064586 (or 1064578 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 100043430432 its reverse (234034340001), we get a palindrome (334077770433).

The spelling of 100043430432 in words is "one hundred billion, forty-three million, four hundred thirty thousand, four hundred thirty-two".