42502231423 has 8 divisors (see below), whose sum is σ = 44100668880. Its totient is φ = 40912650240.

The previous prime is 42502231379. The next prime is 42502231427. The reversal of 42502231423 is 32413220524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42502231423 - 2²⁹ = 41965360511 is a prime.

It is a super-3 number, since 3×42502231423³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42502231391 and 42502231400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42502231427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2204290 + ... + 2223487.

It is an arithmetic number, because the mean of its divisors is an integer number (5512583610).

Almost surely, 2^42502231423 is an apocalyptic number.

42502231423 is a deficient number, since it is larger than the sum of its proper divisors (1598437457).

42502231423 is a wasteful number, since it uses less digits than its factorization.

42502231423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4428137.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 42502231423 its reverse (32413220524), we get a palindrome (74915451947).

The spelling of 42502231423 in words is "forty-two billion, five hundred two million, two hundred thirty-one thousand, four hundred twenty-three".