63142510432431 has 4 divisors (see below), whose sum is σ = 84190013909912. Its totient is φ = 42095006954952.

The previous prime is 63142510432387. The next prime is 63142510432433. The reversal of 63142510432431 is 13423401524136.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 63142510432431 - 2⁷ = 63142510432303 is a prime.

It is a super-2 number, since 2×63142510432431² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63142510432431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63142510432433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10523751738736 + ... + 10523751738741.

It is an arithmetic number, because the mean of its divisors is an integer number (21047503477478).

Almost surely, 2^{63142510432431} is an apocalyptic number.

63142510432431 is a deficient number, since it is larger than the sum of its proper divisors (21047503477481).

63142510432431 is a wasteful number, since it uses less digits than its factorization.

63142510432431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21047503477480.

The product of its (nonzero) digits is 207360, while the sum is 39.

Adding to 63142510432431 its reverse (13423401524136), we get a palindrome (76565911956567).

The spelling of 63142510432431 in words is "sixty-three trillion, one hundred forty-two billion, five hundred ten million, four hundred thirty-two thousand, four hundred thirty-one".