42424741425 has 96 divisors (see below), whose sum is σ = 84543160320. Its totient is φ = 18517734400.

The previous prime is 42424741417. The next prime is 42424741427. The reversal of 42424741425 is 52414742424.

It is a happy number.

It is not a de Polignac number, because 42424741425 - 2³ = 42424741417 is a prime.

It is a super-2 number, since 2×42424741425² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42424741427) 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 95 ways as a sum of consecutive naturals, for example, 256816 + ... + 388334.

It is an arithmetic number, because the mean of its divisors is an integer number (880657920).

Almost surely, 2^42424741425 is an apocalyptic number.

It is an amenable number.

42424741425 is a deficient number, since it is larger than the sum of its proper divisors (42118418895).

42424741425 is a wasteful number, since it uses less digits than its factorization.

42424741425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131583 (or 131578 counting only the distinct ones).

The product of its digits is 286720, while the sum is 39.

Subtracting 42424741425 from its reverse (52414742424), we obtain a palindrome (9990000999).

The spelling of 42424741425 in words is "forty-two billion, four hundred twenty-four million, seven hundred forty-one thousand, four hundred twenty-five".