43740404371 has 16 divisors (see below), whose sum is σ = 47464921728. Its totient is φ = 40144768000.

The previous prime is 43740404359. The next prime is 43740404417. The reversal of 43740404371 is 17340404734.

It is a cyclic number.

It is not a de Polignac number, because 43740404371 - 2⁷ = 43740404243 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43740404371.

It is not an unprimeable number, because it can be changed into a prime (43740401371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1625301 + ... + 1651993.

It is an arithmetic number, because the mean of its divisors is an integer number (2966557608).

Almost surely, 2^43740404371 is an apocalyptic number.

43740404371 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

43740404371 is a deficient number, since it is larger than the sum of its proper divisors (3724517357).

43740404371 is a wasteful number, since it uses less digits than its factorization.

43740404371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29102.

The product of its (nonzero) digits is 112896, while the sum is 37.

The spelling of 43740404371 in words is "forty-three billion, seven hundred forty million, four hundred four thousand, three hundred seventy-one".