43138362984 has 32 divisors (see below), whose sum is σ = 107856995040. Its totient is φ = 14377976000.

The previous prime is 43138362947. The next prime is 43138362991. The reversal of 43138362984 is 48926383134.

43138362984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 159979 + ... + 334469.

It is an arithmetic number, because the mean of its divisors is an integer number (3370531095).

Almost surely, 2^43138362984 is an apocalyptic number.

It is an amenable number.

43138362984 is an abundant number, since it is smaller than the sum of its proper divisors (64718632056).

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

43138362984 is a wasteful number, since it uses less digits than its factorization.

43138362984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184801 (or 184797 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 51.

The spelling of 43138362984 in words is "forty-three billion, one hundred thirty-eight million, three hundred sixty-two thousand, nine hundred eighty-four".