421338052814 has 16 divisors (see below), whose sum is σ = 764781676128. Its totient is φ = 169951483392.

The previous prime is 421338052813. The next prime is 421338052819. The reversal of 421338052814 is 418250833124.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421338052813) 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, 885163739 + ... + 885164214.

It is an arithmetic number, because the mean of its divisors is an integer number (47798854758).

Almost surely, 2^421338052814 is an apocalyptic number.

421338052814 is a deficient number, since it is larger than the sum of its proper divisors (343443623314).

421338052814 is a wasteful number, since it uses less digits than its factorization.

421338052814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1770327979.

The product of its (nonzero) digits is 184320, while the sum is 41.

Adding to 421338052814 its reverse (418250833124), we get a palindrome (839588885938).

The spelling of 421338052814 in words is "four hundred twenty-one billion, three hundred thirty-eight million, fifty-two thousand, eight hundred fourteen".