420455340115 has 16 divisors (see below), whose sum is σ = 505117238976. Its totient is φ = 335983939200.

The previous prime is 420455340077. The next prime is 420455340133. The reversal of 420455340115 is 511043554024.

It is not a de Polignac number, because 420455340115 - 2¹⁵ = 420455307347 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17674369 + ... + 17698141.

It is an arithmetic number, because the mean of its divisors is an integer number (31569827436).

Almost surely, 2^420455340115 is an apocalyptic number.

420455340115 is a deficient number, since it is larger than the sum of its proper divisors (84661898861).

420455340115 is a wasteful number, since it uses less digits than its factorization.

420455340115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27630.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 420455340115 its reverse (511043554024), we get a palindrome (931498894139).

The spelling of 420455340115 in words is "four hundred twenty billion, four hundred fifty-five million, three hundred forty thousand, one hundred fifteen".