16432445005263 has 20 divisors (see below), whose sum is σ = 28053980186320. Its totient is φ = 9389968574112.

The previous prime is 16432445005219. The next prime is 16432445005279. The reversal of 16432445005263 is 36250054423461.

16432445005263 is a `hidden beast` number, since 1 + 6 + 4 + 32 + 4 + 4 + 500 + 52 + 63 = 666.

It is not a de Polignac number, because 16432445005263 - 2²² = 16432440810959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16432445005213) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14490691678 + ... + 14490692811.

It is an arithmetic number, because the mean of its divisors is an integer number (1402699009316).

Almost surely, 2^{16432445005263} is an apocalyptic number.

16432445005263 is a deficient number, since it is larger than the sum of its proper divisors (11621535181057).

16432445005263 is an equidigital number, since it uses as much as digits as its factorization.

16432445005263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28981384508 (or 28981384499 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 16432445005263 in words is "sixteen trillion, four hundred thirty-two billion, four hundred forty-five million, five thousand, two hundred sixty-three".