63172060872 has 16 divisors (see below), whose sum is σ = 157930152240. Its totient is φ = 21057353616.

The previous prime is 63172060841. The next prime is 63172060873. The reversal of 63172060872 is 27806027136.

63172060872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×63172060872³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (63172060873) 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, 1316084578 + ... + 1316084625.

It is an arithmetic number, because the mean of its divisors is an integer number (9870634515).

Almost surely, 2^63172060872 is an apocalyptic number.

It is an amenable number.

63172060872 is an abundant number, since it is smaller than the sum of its proper divisors (94758091368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63172060872 is a wasteful number, since it uses less digits than its factorization.

63172060872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2632169212 (or 2632169208 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The spelling of 63172060872 in words is "sixty-three billion, one hundred seventy-two million, sixty thousand, eight hundred seventy-two".