418860843451 has 2 divisors, whose sum is σ = 418860843452. Its totient is φ = 418860843450.

The previous prime is 418860843449. The next prime is 418860843473. The reversal of 418860843451 is 154348068814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 418860843451 - 2¹ = 418860843449 is a prime.

Together with 418860843449, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (418860853451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209430421725 + 209430421726.

It is an arithmetic number, because the mean of its divisors is an integer number (209430421726).

Almost surely, 2^418860843451 is an apocalyptic number.

418860843451 is a deficient number, since it is larger than the sum of its proper divisors (1).

418860843451 is an equidigital number, since it uses as much as digits as its factorization.

418860843451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2949120, while the sum is 52.

The spelling of 418860843451 in words is "four hundred eighteen billion, eight hundred sixty million, eight hundred forty-three thousand, four hundred fifty-one".