16020265553 has 8 divisors (see below), whose sum is σ = 16327555200. Its totient is φ = 15715244160.

The previous prime is 16020265489. The next prime is 16020265559. The reversal of 16020265553 is 35556202061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16020265553 - 2⁶ = 16020265489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16020265559) 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 7 ways as a sum of consecutive naturals, for example, 552800 + ... + 581057.

It is an arithmetic number, because the mean of its divisors is an integer number (2040944400).

Almost surely, 2^16020265553 is an apocalyptic number.

It is an amenable number.

16020265553 is a deficient number, since it is larger than the sum of its proper divisors (307289647).

16020265553 is a wasteful number, since it uses less digits than its factorization.

16020265553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134127.

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 16020265553 in words is "sixteen billion, twenty million, two hundred sixty-five thousand, five hundred fifty-three".