42060020425 has 12 divisors (see below), whose sum is σ = 52529641360. Its totient is φ = 33405941520.

The previous prime is 42060020407. The next prime is 42060020441. The reversal of 42060020425 is 52402006024.

42060020425 is nontrivially palindromic in base 16.

It is not a de Polignac number, because 42060020425 - 2²⁵ = 42026465993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 42060020425.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6048327 + ... + 6055276.

Almost surely, 2^42060020425 is an apocalyptic number.

It is an amenable number.

42060020425 is a deficient number, since it is larger than the sum of its proper divisors (10469620935).

42060020425 is a wasteful number, since it uses less digits than its factorization.

42060020425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12103752 (or 12103747 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 42060020425 its reverse (52402006024), we get a palindrome (94462026449).

The spelling of 42060020425 in words is "forty-two billion, sixty million, twenty thousand, four hundred twenty-five".