418421077349 has 4 divisors (see below), whose sum is σ = 456459357120. Its totient is φ = 380382797580.

The previous prime is 418421077313. The next prime is 418421077357. The reversal of 418421077349 is 943770124814.

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 a de Polignac number, because none of the positive numbers 2^k-418421077349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 418421077297 and 418421077306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (418421077309) 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, 19019139869 + ... + 19019139890.

It is an arithmetic number, because the mean of its divisors is an integer number (114114839280).

Almost surely, 2^418421077349 is an apocalyptic number.

It is an amenable number.

418421077349 is a deficient number, since it is larger than the sum of its proper divisors (38038279771).

418421077349 is a wasteful number, since it uses less digits than its factorization.

418421077349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38038279770.

The product of its (nonzero) digits is 1354752, while the sum is 50.

The spelling of 418421077349 in words is "four hundred eighteen billion, four hundred twenty-one million, seventy-seven thousand, three hundred forty-nine".