421414142012423 has 32 divisors (see below), whose sum is σ = 487967641534464. Its totient is φ = 356482340831232.

The previous prime is 421414142012329. The next prime is 421414142012447. The reversal of 421414142012423 is 324210241414124.

It is a happy number.

It is not a de Polignac number, because 421414142012423 - 2¹⁰ = 421414142011399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421414142012923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164831315 + ... + 167368427.

It is an arithmetic number, because the mean of its divisors is an integer number (15248988797952).

Almost surely, 2^{421414142012423} is an apocalyptic number.

421414142012423 is a deficient number, since it is larger than the sum of its proper divisors (66553499522041).

421414142012423 is a wasteful number, since it uses less digits than its factorization.

421414142012423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538231.

The product of its (nonzero) digits is 49152, while the sum is 35.

Adding to 421414142012423 its reverse (324210241414124), we get a palindrome (745624383426547).

The spelling of 421414142012423 in words is "four hundred twenty-one trillion, four hundred fourteen billion, one hundred forty-two million, twelve thousand, four hundred twenty-three".