420500314544 has 10 divisors (see below), whose sum is σ = 814719359460. Its totient is φ = 210250157264.

The previous prime is 420500314477. The next prime is 420500314589. The reversal of 420500314544 is 445413005024.

It is a self number, because there is not a number n which added to its sum of digits gives 420500314544.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13140634814 + ... + 13140634845.

It is an arithmetic number, because the mean of its divisors is an integer number (81471935946).

Almost surely, 2^420500314544 is an apocalyptic number.

It is an amenable number.

420500314544 is a deficient number, since it is larger than the sum of its proper divisors (394219044916).

420500314544 is a wasteful number, since it uses less digits than its factorization.

420500314544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26281269667 (or 26281269661 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 420500314544 its reverse (445413005024), we get a palindrome (865913319568).

The spelling of 420500314544 in words is "four hundred twenty billion, five hundred million, three hundred fourteen thousand, five hundred forty-four".