421253114405 has 64 divisors (see below), whose sum is σ = 561052396800. Its totient is φ = 302307655680.

The previous prime is 421253114383. The next prime is 421253114419. The reversal of 421253114405 is 504411352124.

It is not a de Polignac number, because 421253114405 - 2¹⁰ = 421253113381 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33508961 + ... + 33521529.

It is an arithmetic number, because the mean of its divisors is an integer number (8766443700).

Almost surely, 2^421253114405 is an apocalyptic number.

It is an amenable number.

421253114405 is a deficient number, since it is larger than the sum of its proper divisors (139799282395).

421253114405 is a wasteful number, since it uses less digits than its factorization.

421253114405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12854.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 421253114405 its reverse (504411352124), we get a palindrome (925664466529).

The spelling of 421253114405 in words is "four hundred twenty-one billion, two hundred fifty-three million, one hundred fourteen thousand, four hundred five".