43012531104 has 96 divisors (see below), whose sum is σ = 118918679040. Its totient is φ = 13585896192.

The previous prime is 43012531099. The next prime is 43012531157. The reversal of 43012531104 is 40113521034.

It is a happy number.

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 an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145227 + ... + 327285.

It is an arithmetic number, because the mean of its divisors is an integer number (1238736240).

Almost surely, 2^43012531104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43012531104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59459339520).

43012531104 is an abundant number, since it is smaller than the sum of its proper divisors (75906147936).

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

43012531104 is a wasteful number, since it uses less digits than its factorization.

43012531104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182202 (or 182194 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The spelling of 43012531104 in words is "forty-three billion, twelve million, five hundred thirty-one thousand, one hundred four".