420501441334432 has 24 divisors (see below), whose sum is σ = 828551523454452. Its totient is φ = 210075657600000.

The previous prime is 420501441334327. The next prime is 420501441334543. The reversal of 420501441334432 is 234433144105024.

It can be written as a sum of positive squares in 2 ways, for example, as 290917915491856 + 129583525842576 = 17056316^2 + 11383476^2 .

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, 5470681819 + ... + 5470758682.

Almost surely, 2^{420501441334432} is an apocalyptic number.

It is an amenable number.

420501441334432 is a deficient number, since it is larger than the sum of its proper divisors (408050082120020).

420501441334432 is a wasteful number, since it uses less digits than its factorization.

420501441334432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10941441712 (or 10941441704 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 420501441334432 its reverse (234433144105024), we get a palindrome (654934585439456).

The spelling of 420501441334432 in words is "four hundred twenty trillion, five hundred one billion, four hundred forty-one million, three hundred thirty-four thousand, four hundred thirty-two".