42002534360423 has 32 divisors (see below), whose sum is σ = 56009272467456. Its totient is φ = 30550512158208.

The previous prime is 42002534360393. The next prime is 42002534360441. The reversal of 42002534360423 is 32406343520024.

It is not a de Polignac number, because 42002534360423 - 2⁸ = 42002534360167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42002534360443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 315642311 + ... + 315775352.

It is an arithmetic number, because the mean of its divisors is an integer number (1750289764608).

Almost surely, 2^{42002534360423} is an apocalyptic number.

42002534360423 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

42002534360423 is a deficient number, since it is larger than the sum of its proper divisors (14006738107033).

42002534360423 is a wasteful number, since it uses less digits than its factorization.

42002534360423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631417743.

The product of its (nonzero) digits is 414720, while the sum is 38.

Adding to 42002534360423 its reverse (32406343520024), we get a palindrome (74408877880447).

The spelling of 42002534360423 in words is "forty-two trillion, two billion, five hundred thirty-four million, three hundred sixty thousand, four hundred twenty-three".