42002353533 has 32 divisors (see below), whose sum is σ = 65348204544. Its totient is φ = 23501408832.

The previous prime is 42002353531. The next prime is 42002353567. The reversal of 42002353533 is 33535320024.

It is not a de Polignac number, because 42002353533 - 2¹ = 42002353531 is a prime.

It is a super-2 number, since 2×42002353533² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42002353533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42002353531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145591 + ... + 324347.

It is an arithmetic number, because the mean of its divisors is an integer number (2042131392).

Almost surely, 2^42002353533 is an apocalyptic number.

It is an amenable number.

42002353533 is a deficient number, since it is larger than the sum of its proper divisors (23345851011).

42002353533 is a wasteful number, since it uses less digits than its factorization.

42002353533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179001.

The product of its (nonzero) digits is 32400, while the sum is 30.

Adding to 42002353533 its reverse (33535320024), we get a palindrome (75537673557).

The spelling of 42002353533 in words is "forty-two billion, two million, three hundred fifty-three thousand, five hundred thirty-three".