43408945608 has 128 divisors (see below), whose sum is σ = 128279224320. Its totient is φ = 11978772480.

The previous prime is 43408945583. The next prime is 43408945651. The reversal of 43408945608 is 80654980434.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2715816 + ... + 2731752.

It is an arithmetic number, because the mean of its divisors is an integer number (1002181440).

Almost surely, 2^43408945608 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 43408945608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64139612160).

43408945608 is an abundant number, since it is smaller than the sum of its proper divisors (84870278712).

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

43408945608 is a wasteful number, since it uses less digits than its factorization.

43408945608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16507 (or 16503 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 51.

The spelling of 43408945608 in words is "forty-three billion, four hundred eight million, nine hundred forty-five thousand, six hundred eight".