42042522325 has 12 divisors (see below), whose sum is σ = 52513262820. Its totient is φ = 33388511360.

The previous prime is 42042522323. The next prime is 42042522331. The reversal of 42042522325 is 52322524024.

It can be written as a sum of positive squares in 6 ways, for example, as 1547399569 + 40495122756 = 39337^2 + 201234^2 .

It is not a de Polignac number, because 42042522325 - 2¹ = 42042522323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42042522323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6134170 + ... + 6141019.

It is an arithmetic number, because the mean of its divisors is an integer number (4376105235).

Almost surely, 2^42042522325 is an apocalyptic number.

It is an amenable number.

42042522325 is a deficient number, since it is larger than the sum of its proper divisors (10470740495).

42042522325 is a wasteful number, since it uses less digits than its factorization.

42042522325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12275336 (or 12275331 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

The spelling of 42042522325 in words is "forty-two billion, forty-two million, five hundred twenty-two thousand, three hundred twenty-five".