16450036223461 has 4 divisors (see below), whose sum is σ = 16728850396800. Its totient is φ = 16171222050124.

The previous prime is 16450036223437. The next prime is 16450036223471. The reversal of 16450036223461 is 16432263005461.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16450036223461 - 2²⁵ = 16450002669029 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 (16450036223471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139407086581 + ... + 139407086698.

It is an arithmetic number, because the mean of its divisors is an integer number (4182212599200).

Almost surely, 2^{16450036223461} is an apocalyptic number.

It is an amenable number.

16450036223461 is a deficient number, since it is larger than the sum of its proper divisors (278814173339).

16450036223461 is an equidigital number, since it uses as much as digits as its factorization.

16450036223461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278814173338.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 16450036223461 in words is "sixteen trillion, four hundred fifty billion, thirty-six million, two hundred twenty-three thousand, four hundred sixty-one".