421404431410 has 32 divisors (see below), whose sum is σ = 797983876800. Its totient is φ = 159990828480.

The previous prime is 421404431401. The next prime is 421404431429. The reversal of 421404431410 is 14134404124.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 12297456 + ... + 12331675.

It is an arithmetic number, because the mean of its divisors is an integer number (24936996150).

Almost surely, 2^421404431410 is an apocalyptic number.

421404431410 is a deficient number, since it is larger than the sum of its proper divisors (376579445390).

421404431410 is a wasteful number, since it uses less digits than its factorization.

421404431410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24629226.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 421404431410 its reverse (14134404124), we get a palindrome (435538835534).

The spelling of 421404431410 in words is "four hundred twenty-one billion, four hundred four million, four hundred thirty-one thousand, four hundred ten".