16204532253 has 32 divisors (see below), whose sum is σ = 26731364352. Its totient is φ = 8502667200.

The previous prime is 16204532249. The next prime is 16204532269. The reversal of 16204532253 is 35223540261.

It is a happy number.

It is not a de Polignac number, because 16204532253 - 2² = 16204532249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16204532203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103243 + ... + 207528.

It is an arithmetic number, because the mean of its divisors is an integer number (835355136).

Almost surely, 2^16204532253 is an apocalyptic number.

16204532253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16204532253 is a deficient number, since it is larger than the sum of its proper divisors (10526832099).

16204532253 is a wasteful number, since it uses less digits than its factorization.

16204532253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310985.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 16204532253 in words is "sixteen billion, two hundred four million, five hundred thirty-two thousand, two hundred fifty-three".