20196573052 has 6 divisors (see below), whose sum is σ = 35344002848. Its totient is φ = 10098286524.

The previous prime is 20196573041. The next prime is 20196573073. The reversal of 20196573052 is 25037569102.

It is a junction number, because it is equal to n+sod(n) for n = 20196572996 and 20196573014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2524571628 + ... + 2524571635.

Almost surely, 2^20196573052 is an apocalyptic number.

It is an amenable number.

20196573052 is a deficient number, since it is larger than the sum of its proper divisors (15147429796).

20196573052 is a wasteful number, since it uses less digits than its factorization.

20196573052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049143267 (or 5049143265 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 40.

The spelling of 20196573052 in words is "twenty billion, one hundred ninety-six million, five hundred seventy-three thousand, fifty-two".