42061035425 has 6 divisors (see below), whose sum is σ = 52155683958. Its totient is φ = 33648828320.

The previous prime is 42061035421. The next prime is 42061035449. The reversal of 42061035425 is 52453016024.

It can be written as a sum of positive squares in 3 ways, for example, as 50794129 + 42010241296 = 7127^2 + 204964^2 .

It is not a de Polignac number, because 42061035425 - 2² = 42061035421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42061035391 and 42061035400.

It is not an unprimeable number, because it can be changed into a prime (42061035421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 841220684 + ... + 841220733.

It is an arithmetic number, because the mean of its divisors is an integer number (8692613993).

Almost surely, 2^42061035425 is an apocalyptic number.

It is an amenable number.

42061035425 is a deficient number, since it is larger than the sum of its proper divisors (10094648533).

42061035425 is a wasteful number, since it uses less digits than its factorization.

42061035425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682441427 (or 1682441422 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 42061035425 in words is "forty-two billion, sixty-one million, thirty-five thousand, four hundred twenty-five".