4223665342431 has 48 divisors (see below), whose sum is σ = 6295180889088. Its totient is φ = 2726808062400.

The previous prime is 4223665342427. The next prime is 4223665342439. The reversal of 4223665342431 is 1342435663224.

4223665342431 is a `hidden beast` number, since 4 + 2 + 2 + 3 + 66 + 534 + 24 + 31 = 666.

It is not a de Polignac number, because 4223665342431 - 2² = 4223665342427 is a prime.

It is a super-2 number, since 2×4223665342431² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223665342439) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 368198026 + ... + 368209496.

It is an arithmetic number, because the mean of its divisors is an integer number (131149601856).

Almost surely, 2^{4223665342431} is an apocalyptic number.

4223665342431 is a deficient number, since it is larger than the sum of its proper divisors (2071515546657).

4223665342431 is a wasteful number, since it uses less digits than its factorization.

4223665342431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16612 (or 16609 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 45.

The spelling of 4223665342431 in words is "four trillion, two hundred twenty-three billion, six hundred sixty-five million, three hundred forty-two thousand, four hundred thirty-one".