16442072565263 has 6 divisors (see below), whose sum is σ = 17352990713304. Its totient is φ = 15576700324644.

The previous prime is 16442072565229. The next prime is 16442072565277. The reversal of 16442072565263 is 36256527024461.

It is not a de Polignac number, because 16442072565263 - 2⁶ = 16442072565199 is a prime.

It is a super-3 number, since 3×16442072565263³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442072565563) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22772953331 + ... + 22772954052.

It is an arithmetic number, because the mean of its divisors is an integer number (2892165118884).

Almost surely, 2^{16442072565263} is an apocalyptic number.

16442072565263 is a deficient number, since it is larger than the sum of its proper divisors (910918148041).

16442072565263 is an equidigital number, since it uses as much as digits as its factorization.

16442072565263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45545907421 (or 45545907402 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 53.

The spelling of 16442072565263 in words is "sixteen trillion, four hundred forty-two billion, seventy-two million, five hundred sixty-five thousand, two hundred sixty-three".