418458451849 has 8 divisors (see below), whose sum is σ = 418743263520. Its totient is φ = 418173740736.

The previous prime is 418458451841. The next prime is 418458451883. The reversal of 418458451849 is 948154854814.

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

It is a cyclic number.

It is not a de Polignac number, because 418458451849 - 2³ = 418458451841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (418458451841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9482574 + ... + 9526600.

It is an arithmetic number, because the mean of its divisors is an integer number (52342907940).

Almost surely, 2^418458451849 is an apocalyptic number.

It is an amenable number.

418458451849 is a deficient number, since it is larger than the sum of its proper divisors (284811671).

418458451849 is a wasteful number, since it uses less digits than its factorization.

418458451849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50279.

The product of its digits is 29491200, while the sum is 61.

The spelling of 418458451849 in words is "four hundred eighteen billion, four hundred fifty-eight million, four hundred fifty-one thousand, eight hundred forty-nine".