63507146477732 has 12 divisors (see below), whose sum is σ = 111137657292060. Its totient is φ = 31753530108576.

The previous prime is 63507146477711. The next prime is 63507146477741. The reversal of 63507146477732 is 23777464170536.

It can be written as a sum of positive squares in 2 ways, for example, as 30501386113636 + 33005760364096 = 5522806^2 + 5745064^2 .

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, 7348007 + ... + 13453902.

It is an arithmetic number, because the mean of its divisors is an integer number (9261471441005).

Almost surely, 2^{63507146477732} is an apocalyptic number.

It is an amenable number.

63507146477732 is a deficient number, since it is larger than the sum of its proper divisors (47630510814328).

63507146477732 is a wasteful number, since it uses less digits than its factorization.

63507146477732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21565150 (or 21565148 counting only the distinct ones).

The product of its (nonzero) digits is 124467840, while the sum is 62.

The spelling of 63507146477732 in words is "sixty-three trillion, five hundred seven billion, one hundred forty-six million, four hundred seventy-seven thousand, seven hundred thirty-two".