4223540555252 has 12 divisors (see below), whose sum is σ = 7391283604320. Its totient is φ = 2111745239736.

The previous prime is 4223540555251. The next prime is 4223540555261. The reversal of 4223540555252 is 2525550453224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223540555251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5877338 + ... + 6556689.

It is an arithmetic number, because the mean of its divisors is an integer number (615940300360).

Almost surely, 2^{4223540555252} is an apocalyptic number.

It is an amenable number.

4223540555252 is a deficient number, since it is larger than the sum of its proper divisors (3167743049068).

4223540555252 is a wasteful number, since it uses less digits than its factorization.

4223540555252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12518950 (or 12518948 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 44.

The spelling of 4223540555252 in words is "four trillion, two hundred twenty-three billion, five hundred forty million, five hundred fifty-five thousand, two hundred fifty-two".