4242320702442 has 12 divisors (see below), whose sum is σ = 9191694855330. Its totient is φ = 1414106900808.

The previous prime is 4242320702383. The next prime is 4242320702479. The reversal of 4242320702442 is 2442070232424.

4242320702442 is a `hidden beast` number, since 4 + 2 + 4 + 2 + 3 + 207 + 0 + 2 + 442 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2173150653921 + 2069170048521 = 1474161^2 + 1438461^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4242320702397 and 4242320702406.

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, 117842241717 + ... + 117842241752.

Almost surely, 2^{4242320702442} is an apocalyptic number.

4242320702442 is an abundant number, since it is smaller than the sum of its proper divisors (4949374152888).

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

4242320702442 is a wasteful number, since it uses less digits than its factorization.

4242320702442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235684483477 (or 235684483474 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 36.

Adding to 4242320702442 its reverse (2442070232424), we get a palindrome (6684390934866).

The spelling of 4242320702442 in words is "four trillion, two hundred forty-two billion, three hundred twenty million, seven hundred two thousand, four hundred forty-two".