420134414320 has 20 divisors (see below), whose sum is σ = 976812513480. Its totient is φ = 168053765696.

The previous prime is 420134414311. The next prime is 420134414339. The reversal of 420134414320 is 23414431024.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

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, 2625840010 + ... + 2625840169.

It is an arithmetic number, because the mean of its divisors is an integer number (48840625674).

Almost surely, 2^420134414320 is an apocalyptic number.

420134414320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

420134414320 is an abundant number, since it is smaller than the sum of its proper divisors (556678099160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420134414320 is a wasteful number, since it uses less digits than its factorization.

420134414320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5251680192 (or 5251680186 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 420134414320 its reverse (23414431024), we get a palindrome (443548845344).

The spelling of 420134414320 in words is "four hundred twenty billion, one hundred thirty-four million, four hundred fourteen thousand, three hundred twenty".