420338161065 has 8 divisors (see below), whose sum is σ = 672541057728. Its totient is φ = 224180352560.

The previous prime is 420338161031. The next prime is 420338161127. The reversal of 420338161065 is 560161833024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 420338161065 - 2¹² = 420338156969 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14011272021 + ... + 14011272050.

It is an arithmetic number, because the mean of its divisors is an integer number (84067632216).

Almost surely, 2^420338161065 is an apocalyptic number.

It is an amenable number.

420338161065 is a deficient number, since it is larger than the sum of its proper divisors (252202896663).

420338161065 is a wasteful number, since it uses less digits than its factorization.

420338161065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28022544079.

The product of its (nonzero) digits is 103680, while the sum is 39.

Adding to 420338161065 its reverse (560161833024), we get a palindrome (980499994089).

The spelling of 420338161065 in words is "four hundred twenty billion, three hundred thirty-eight million, one hundred sixty-one thousand, sixty-five".