42255402433125 has 160 divisors (see below), whose sum is σ = 81132141404160. Its totient is φ = 19156107840000.

The previous prime is 42255402433067. The next prime is 42255402433129. The reversal of 42255402433125 is 52133420455224.

It is not a de Polignac number, because 42255402433125 - 2¹⁷ = 42255402302053 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42255402433129) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 944675761 + ... + 944720489.

It is an arithmetic number, because the mean of its divisors is an integer number (507075883776).

Almost surely, 2^{42255402433125} is an apocalyptic number.

It is an amenable number.

42255402433125 is a deficient number, since it is larger than the sum of its proper divisors (38876738971035).

42255402433125 is a wasteful number, since it uses less digits than its factorization.

42255402433125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45357 (or 45342 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 42.

Adding to 42255402433125 its reverse (52133420455224), we get a palindrome (94388822888349).

The spelling of 42255402433125 in words is "forty-two trillion, two hundred fifty-five billion, four hundred two million, four hundred thirty-three thousand, one hundred twenty-five".