20032553452 has 6 divisors (see below), whose sum is σ = 35056968548. Its totient is φ = 10016276724.

The previous prime is 20032553339. The next prime is 20032553479. The reversal of 20032553452 is 25435523002.

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 as a sum of consecutive naturals, namely, 2504069178 + ... + 2504069185.

Almost surely, 2^20032553452 is an apocalyptic number.

It is an amenable number.

20032553452 is a deficient number, since it is larger than the sum of its proper divisors (15024415096).

20032553452 is a wasteful number, since it uses less digits than its factorization.

20032553452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5008138367 (or 5008138365 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

The spelling of 20032553452 in words is "twenty billion, thirty-two million, five hundred fifty-three thousand, four hundred fifty-two".