16419135441 has 8 divisors (see below), whose sum is σ = 22218929824. Its totient is φ = 10782715680.

The previous prime is 16419135427. The next prime is 16419135497. The reversal of 16419135441 is 14453191461.

It is a happy number.

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

It is not a de Polignac number, because 16419135441 - 2¹⁷ = 16419004369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16419135441.

It is not an unprimeable number, because it can be changed into a prime (16419131441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40843420 + ... + 40843821.

It is an arithmetic number, because the mean of its divisors is an integer number (2777366228).

Almost surely, 2^16419135441 is an apocalyptic number.

It is an amenable number.

16419135441 is a deficient number, since it is larger than the sum of its proper divisors (5799794383).

16419135441 is an equidigital number, since it uses as much as digits as its factorization.

16419135441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81687311.

The product of its digits is 51840, while the sum is 39.

The spelling of 16419135441 in words is "sixteen billion, four hundred nineteen million, one hundred thirty-five thousand, four hundred forty-one".