42245430204425 has 72 divisors (see below), whose sum is σ = 63593811717696. Its totient is φ = 27705533708160.

The previous prime is 42245430204403. The next prime is 42245430204469. The reversal of 42245430204425 is 52440203454224.

It is not a de Polignac number, because 42245430204425 - 2⁸ = 42245430204169 is a prime.

It is a super-3 number, since 3×42245430204425³ (a number of 42 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 251321507 + ... + 251489543.

It is an arithmetic number, because the mean of its divisors is an integer number (883247384968).

Almost surely, 2^{42245430204425} is an apocalyptic number.

It is an amenable number.

42245430204425 is a deficient number, since it is larger than the sum of its proper divisors (21348381513271).

42245430204425 is a wasteful number, since it uses less digits than its factorization.

42245430204425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177007 (or 176995 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 41.

Adding to 42245430204425 its reverse (52440203454224), we get a palindrome (94685633658649).

The spelling of 42245430204425 in words is "forty-two trillion, two hundred forty-five billion, four hundred thirty million, two hundred four thousand, four hundred twenty-five".