16356255265361 has 32 divisors (see below), whose sum is σ = 18498756101760. Its totient is φ = 14332756838400.

The previous prime is 16356255265289. The next prime is 16356255265367.

16356255265361 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 16356255265361 - 2³⁴ = 16339075396177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16356255265297 and 16356255265306.

It is not an unprimeable number, because it can be changed into a prime (16356255265367) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21559661 + ... + 22305413.

It is an arithmetic number, because the mean of its divisors is an integer number (578086128180).

Almost surely, 2^{16356255265361} is an apocalyptic number.

16356255265361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16356255265361 is a deficient number, since it is larger than the sum of its proper divisors (2142500836399).

16356255265361 is a wasteful number, since it uses less digits than its factorization.

16356255265361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746417.

The product of its digits is 29160000, while the sum is 56.

The spelling of 16356255265361 in words is "sixteen trillion, three hundred fifty-six billion, two hundred fifty-five million, two hundred sixty-five thousand, three hundred sixty-one".