63172244521142 has 8 divisors (see below), whose sum is σ = 94769952375000. Its totient is φ = 31582260396144.

The previous prime is 63172244521097. The next prime is 63172244521157. The reversal of 63172244521142 is 24112544227136.

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

It is a junction number, because it is equal to n+sod(n) for n = 63172244521093 and 63172244521102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1930911767 + ... + 1930944482.

It is an arithmetic number, because the mean of its divisors is an integer number (11846244046875).

Almost surely, 2^{63172244521142} is an apocalyptic number.

63172244521142 is a deficient number, since it is larger than the sum of its proper divisors (31597707853858).

63172244521142 is a wasteful number, since it uses less digits than its factorization.

63172244521142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3861864430.

The product of its digits is 645120, while the sum is 44.

Adding to 63172244521142 its reverse (24112544227136), we get a palindrome (87284788748278).

The spelling of 63172244521142 in words is "sixty-three trillion, one hundred seventy-two billion, two hundred forty-four million, five hundred twenty-one thousand, one hundred forty-two".