421431324323514 has 32 divisors (see below), whose sum is σ = 845232278244480. Its totient is φ = 140082628810752.

The previous prime is 421431324323507. The next prime is 421431324323549. The reversal of 421431324323514 is 415323423134124.

It is a super-3 number, since 3×421431324323514³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53697379 + ... + 61043190.

It is an arithmetic number, because the mean of its divisors is an integer number (26413508695140).

Almost surely, 2^{421431324323514} is an apocalyptic number.

421431324323514 is an abundant number, since it is smaller than the sum of its proper divisors (423800953920966).

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

421431324323514 is a wasteful number, since it uses less digits than its factorization.

421431324323514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114742294.

The product of its digits is 829440, while the sum is 42.

Adding to 421431324323514 its reverse (415323423134124), we get a palindrome (836754747457638).

The spelling of 421431324323514 in words is "four hundred twenty-one trillion, four hundred thirty-one billion, three hundred twenty-four million, three hundred twenty-three thousand, five hundred fourteen".