43749952032 has 48 divisors (see below), whose sum is σ = 117947515392. Its totient is φ = 14189172480.

The previous prime is 43749951991. The next prime is 43749952061. The reversal of 43749952032 is 23025994734.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 6154944 + ... + 6162047.

It is an arithmetic number, because the mean of its divisors is an integer number (2457239904).

Almost surely, 2^43749952032 is an apocalyptic number.

It is an amenable number.

43749952032 is an abundant number, since it is smaller than the sum of its proper divisors (74197563360).

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

43749952032 is a wasteful number, since it uses less digits than its factorization.

43749952032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12317041 (or 12317033 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 43749952032 in words is "forty-three billion, seven hundred forty-nine million, nine hundred fifty-two thousand, thirty-two".