42231326251503 has 48 divisors (see below), whose sum is σ = 57365687670368. Its totient is φ = 27634981248000.

The previous prime is 42231326251481. The next prime is 42231326251547. The reversal of 42231326251503 is 30515262313224.

It is not a de Polignac number, because 42231326251503 - 2²⁴ = 42231309474287 is a prime.

It is a super-3 number, since 3×42231326251503³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42231326251553) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3390162051 + ... + 3390174507.

Almost surely, 2^{42231326251503} is an apocalyptic number.

42231326251503 is a deficient number, since it is larger than the sum of its proper divisors (15134361418865).

42231326251503 is a wasteful number, since it uses less digits than its factorization.

42231326251503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13576 (or 13505 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 42231326251503 its reverse (30515262313224), we get a palindrome (72746588564727).

The spelling of 42231326251503 in words is "forty-two trillion, two hundred thirty-one billion, three hundred twenty-six million, two hundred fifty-one thousand, five hundred three".