43347806840 has 64 divisors (see below), whose sum is σ = 108657007200. Its totient is φ = 15453430272.

The previous prime is 43347806807. The next prime is 43347806851. The reversal of 43347806840 is 4860874334.

43347806840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 1422182 + ... + 1452341.

Almost surely, 2^43347806840 is an apocalyptic number.

43347806840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43347806840 is an abundant number, since it is smaller than the sum of its proper divisors (65309200360).

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

43347806840 is a wasteful number, since it uses less digits than its factorization.

43347806840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2874576 (or 2874572 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 47.

The spelling of 43347806840 in words is "forty-three billion, three hundred forty-seven million, eight hundred six thousand, eight hundred forty".