420310414243242 has 12 divisors (see below), whose sum is σ = 910672564193730. Its totient is φ = 140103471414408.

The previous prime is 420310414243123. The next prime is 420310414243297. The reversal of 420310414243242 is 242342414013024.

420310414243242 is a `hidden beast` number, since 4 + 2 + 0 + 310 + 4 + 14 + 2 + 4 + 324 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 367278098579001 + 53032315664241 = 19164501^2 + 7282329^2 .

It is a junction number, because it is equal to n+sod(n) for n = 420310414243197 and 420310414243206.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11675289284517 + ... + 11675289284552.

Almost surely, 2^{420310414243242} is an apocalyptic number.

420310414243242 is an abundant number, since it is smaller than the sum of its proper divisors (490362149950488).

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

420310414243242 is a wasteful number, since it uses less digits than its factorization.

420310414243242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23350578569077 (or 23350578569074 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 420310414243242 its reverse (242342414013024), we get a palindrome (662652828256266).

The spelling of 420310414243242 in words is "four hundred twenty trillion, three hundred ten billion, four hundred fourteen million, two hundred forty-three thousand, two hundred forty-two".