418649161996371 has 4 divisors (see below), whose sum is σ = 558198882661832. Its totient is φ = 279099441330912.

The previous prime is 418649161996361. The next prime is 418649161996379. The reversal of 418649161996371 is 173699161946814.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 418649161996371 - 2⁹ = 418649161995859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 418649161996293 and 418649161996302.

It is not an unprimeable number, because it can be changed into a prime (418649161996379) 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, 69774860332726 + ... + 69774860332731.

It is an arithmetic number, because the mean of its divisors is an integer number (139549720665458).

Almost surely, 2^{418649161996371} is an apocalyptic number.

418649161996371 is a deficient number, since it is larger than the sum of its proper divisors (139549720665461).

418649161996371 is a wasteful number, since it uses less digits than its factorization.

418649161996371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139549720665460.

The product of its digits is 423263232, while the sum is 75.

The spelling of 418649161996371 in words is "four hundred eighteen trillion, six hundred forty-nine billion, one hundred sixty-one million, nine hundred ninety-six thousand, three hundred seventy-one".