421323515514 has 48 divisors (see below), whose sum is σ = 1039153662144. Its totient is φ = 122122756800.

The previous prime is 421323515489. The next prime is 421323515521. The reversal of 421323515514 is 415515323124.

421323515514 is a `hidden beast` number, since 4 + 2 + 132 + 3 + 5 + 1 + 5 + 514 = 666.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 46254067 + ... + 46263174.

It is an arithmetic number, because the mean of its divisors is an integer number (21649034628).

Almost surely, 2^421323515514 is an apocalyptic number.

421323515514 is an abundant number, since it is smaller than the sum of its proper divisors (617830146630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421323515514 is a wasteful number, since it uses less digits than its factorization.

421323515514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92517283 (or 92517280 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

Adding to 421323515514 its reverse (415515323124), we get a palindrome (836838838638).

The spelling of 421323515514 in words is "four hundred twenty-one billion, three hundred twenty-three million, five hundred fifteen thousand, five hundred fourteen".