4221623864524 has 48 divisors (see below), whose sum is σ = 8064866549376. Its totient is φ = 1917634118400.

The previous prime is 4221623864519. The next prime is 4221623864531. The reversal of 4221623864524 is 4254683261224.

4221623864524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 684991867 + ... + 684998029.

It is an arithmetic number, because the mean of its divisors is an integer number (168018053112).

Almost surely, 2^{4221623864524} is an apocalyptic number.

4221623864524 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4221623864524 is a deficient number, since it is larger than the sum of its proper divisors (3843242684852).

4221623864524 is a wasteful number, since it uses less digits than its factorization.

4221623864524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14086 (or 14084 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 49.

The spelling of 4221623864524 in words is "four trillion, two hundred twenty-one billion, six hundred twenty-three million, eight hundred sixty-four thousand, five hundred twenty-four".