4423223166552 has 24 divisors (see below), whose sum is σ = 11979562742940. Its totient is φ = 1474407722160.

The previous prime is 4423223166503. The next prime is 4423223166611. The reversal of 4423223166552 is 2556613223244.

4423223166552 is a `hidden beast` number, since 4 + 4 + 2 + 3 + 2 + 2 + 31 + 66 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×4423223166552² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4423223166498 and 4423223166507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30716827474 + ... + 30716827617.

Almost surely, 2^{4423223166552} is an apocalyptic number.

It is an amenable number.

4423223166552 is an abundant number, since it is smaller than the sum of its proper divisors (7556339576388).

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

4423223166552 is a wasteful number, since it uses less digits than its factorization.

4423223166552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61433655103 (or 61433655096 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 45.

Adding to 4423223166552 its reverse (2556613223244), we get a palindrome (6979836389796).

The spelling of 4423223166552 in words is "four trillion, four hundred twenty-three billion, two hundred twenty-three million, one hundred sixty-six thousand, five hundred fifty-two".