43407440038 has 16 divisors (see below), whose sum is σ = 66509636544. Its totient is φ = 21237743680.

The previous prime is 43407440029. The next prime is 43407440077. The reversal of 43407440038 is 83004470434.

It is a junction number, because it is equal to n+sod(n) for n = 43407439979 and 43407440006.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 462906 + ... + 548722.

It is an arithmetic number, because the mean of its divisors is an integer number (4156852284).

Almost surely, 2^43407440038 is an apocalyptic number.

43407440038 is a deficient number, since it is larger than the sum of its proper divisors (23102196506).

43407440038 is a wasteful number, since it uses less digits than its factorization.

43407440038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91247.

The product of its (nonzero) digits is 129024, while the sum is 37.

The spelling of 43407440038 in words is "forty-three billion, four hundred seven million, four hundred forty thousand, thirty-eight".