43849266040 has 32 divisors (see below), whose sum is σ = 99103294080. Its totient is φ = 17461049472.

The previous prime is 43849266037. The next prime is 43849266073. The reversal of 43849266040 is 4066294834.

It is a congruent number.

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, 2448999 + ... + 2466838.

It is an arithmetic number, because the mean of its divisors is an integer number (3096977940).

Almost surely, 2^43849266040 is an apocalyptic number.

43849266040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43849266040 is an abundant number, since it is smaller than the sum of its proper divisors (55254028040).

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

43849266040 is a wasteful number, since it uses less digits than its factorization.

43849266040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4916071 (or 4916067 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 46.

The spelling of 43849266040 in words is "forty-three billion, eight hundred forty-nine million, two hundred sixty-six thousand, forty".