4423043213240 has 16 divisors (see below), whose sum is σ = 9951847229880. Its totient is φ = 1769217285280.

The previous prime is 4423043213233. The next prime is 4423043213269. The reversal of 4423043213240 is 423123403244.

It is a super-2 number, since 2×4423043213240² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4423043213197 and 4423043213206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55288040126 + ... + 55288040205.

Almost surely, 2^{4423043213240} is an apocalyptic number.

4423043213240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4423043213240 is an abundant number, since it is smaller than the sum of its proper divisors (5528804016640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4423043213240 is a wasteful number, since it uses less digits than its factorization.

4423043213240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110576080342 (or 110576080338 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 4423043213240 its reverse (423123403244), we get a palindrome (4846166616484).

The spelling of 4423043213240 in words is "four trillion, four hundred twenty-three billion, forty-three million, two hundred thirteen thousand, two hundred forty".