4042251145023 has 80 divisors (see below), whose sum is σ = 7169542049376. Its totient is φ = 2006753495040.

The previous prime is 4042251145021. The next prime is 4042251145033. The reversal of 4042251145023 is 3205411522404.

It is not a de Polignac number, because 4042251145023 - 2¹ = 4042251145021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042251145021) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 322203 + ... + 2861523.

Almost surely, 2^{4042251145023} is an apocalyptic number.

4042251145023 is a deficient number, since it is larger than the sum of its proper divisors (3127290904353).

4042251145023 is a wasteful number, since it uses less digits than its factorization.

4042251145023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2539382 (or 2539361 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 4042251145023 its reverse (3205411522404), we get a palindrome (7247662667427).

The spelling of 4042251145023 in words is "four trillion, forty-two billion, two hundred fifty-one million, one hundred forty-five thousand, twenty-three".