423460021614645 has 32 divisors (see below), whose sum is σ = 679311923166720. Its totient is φ = 225253645102080.

The previous prime is 423460021614599. The next prime is 423460021614661. The reversal of 423460021614645 is 546416120064324.

It is not a de Polignac number, because 423460021614645 - 2¹⁰ = 423460021613621 is a prime.

It is a super-2 number, since 2×423460021614645² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423460021614594 and 423460021614603.

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 17539197 + ... + 33978573.

It is an arithmetic number, because the mean of its divisors is an integer number (21228497598960).

Almost surely, 2^{423460021614645} is an apocalyptic number.

It is an amenable number.

423460021614645 is a deficient number, since it is larger than the sum of its proper divisors (255851901552075).

423460021614645 is a wasteful number, since it uses less digits than its factorization.

423460021614645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16443885.

The product of its (nonzero) digits is 3317760, while the sum is 48.

Adding to 423460021614645 its reverse (546416120064324), we get a palindrome (969876141678969).

The spelling of 423460021614645 in words is "four hundred twenty-three trillion, four hundred sixty billion, twenty-one million, six hundred fourteen thousand, six hundred forty-five".