10440043738 has 16 divisors (see below), whose sum is σ = 15925168224. Its totient is φ = 5131744560.

The previous prime is 10440043667. The next prime is 10440043739. The reversal of 10440043738 is 83734004401.

It is not an unprimeable number, because it can be changed into a prime (10440043739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220881 + ... + 263947.

It is an arithmetic number, because the mean of its divisors is an integer number (995323014).

Almost surely, 2^10440043738 is an apocalyptic number.

10440043738 is a deficient number, since it is larger than the sum of its proper divisors (5485124486).

10440043738 is a wasteful number, since it uses less digits than its factorization.

10440043738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45117.

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 10440043738 in words is "ten billion, four hundred forty million, forty-three thousand, seven hundred thirty-eight".