20252223752 has 16 divisors (see below), whose sum is σ = 38054941440. Its totient is φ = 10104239376.

The previous prime is 20252223727. The next prime is 20252223769. The reversal of 20252223752 is 25732225202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2730128 + ... + 2737535.

It is an arithmetic number, because the mean of its divisors is an integer number (2378433840).

Almost surely, 2^20252223752 is an apocalyptic number.

It is an amenable number.

20252223752 is a deficient number, since it is larger than the sum of its proper divisors (17802717688).

20252223752 is a wasteful number, since it uses less digits than its factorization.

20252223752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5468132 (or 5468128 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 32.

Adding to 20252223752 its reverse (25732225202), we get a palindrome (45984448954).

The spelling of 20252223752 in words is "twenty billion, two hundred fifty-two million, two hundred twenty-three thousand, seven hundred fifty-two".