4744438394431 has 32 divisors (see below), whose sum is σ = 4828247424000. Its totient is φ = 4661701632000.

The previous prime is 4744438394413. The next prime is 4744438394441. The reversal of 4744438394431 is 1344938344474.

It is a cyclic number.

It is not a de Polignac number, because 4744438394431 - 2¹³ = 4744438386239 is a prime.

It is a super-2 number, since 2×4744438394431² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4744438394401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6169620415 + ... + 6169621183.

It is an arithmetic number, because the mean of its divisors is an integer number (150882732000).

Almost surely, 2^{4744438394431} is an apocalyptic number.

4744438394431 is a deficient number, since it is larger than the sum of its proper divisors (83809029569).

4744438394431 is a wasteful number, since it uses less digits than its factorization.

4744438394431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071.

The product of its digits is 55738368, while the sum is 58.

The spelling of 4744438394431 in words is "four trillion, seven hundred forty-four billion, four hundred thirty-eight million, three hundred ninety-four thousand, four hundred thirty-one".