418161369847 has 4 divisors (see below), whose sum is σ = 450327629080. Its totient is φ = 385995110616.

The previous prime is 418161369833. The next prime is 418161369877. The reversal of 418161369847 is 748963161814.

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

It is a cyclic number.

It is not a de Polignac number, because 418161369847 - 2⁷ = 418161369719 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 418161369791 and 418161369800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (418161369877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16083129597 + ... + 16083129622.

It is an arithmetic number, because the mean of its divisors is an integer number (112581907270).

Almost surely, 2^418161369847 is an apocalyptic number.

418161369847 is a deficient number, since it is larger than the sum of its proper divisors (32166259233).

418161369847 is a wasteful number, since it uses less digits than its factorization.

418161369847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32166259232.

The product of its digits is 6967296, while the sum is 58.

The spelling of 418161369847 in words is "four hundred eighteen billion, one hundred sixty-one million, three hundred sixty-nine thousand, eight hundred forty-seven".