421341312041024 has 28 divisors (see below), whose sum is σ = 836135563861164. Its totient is φ = 210661484926464.

The previous prime is 421341312041011. The next prime is 421341312041077. The reversal of 421341312041024 is 420140213143124.

It can be written as a sum of positive squares in 2 ways, for example, as 142799632014400 + 278541680026624 = 11949880^2 + 16689568^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141816587 + ... + 144757130.

It is an arithmetic number, because the mean of its divisors is an integer number (29861984423613).

Almost surely, 2^{421341312041024} is an apocalyptic number.

It is an amenable number.

421341312041024 is a deficient number, since it is larger than the sum of its proper divisors (414794251820140).

421341312041024 is a wasteful number, since it uses less digits than its factorization.

421341312041024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286596702 (or 286596692 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 421341312041024 its reverse (420140213143124), we get a palindrome (841481525184148).

The spelling of 421341312041024 in words is "four hundred twenty-one trillion, three hundred forty-one billion, three hundred twelve million, forty-one thousand, twenty-four".