63171003477328 has 40 divisors (see below), whose sum is σ = 124470761263200. Its totient is φ = 31049537952384.

The previous prime is 63171003477287. The next prime is 63171003477343. The reversal of 63171003477328 is 82377430017136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48877743 + ... + 50153521.

It is an arithmetic number, because the mean of its divisors is an integer number (3111769031580).

Almost surely, 2^{63171003477328} is an apocalyptic number.

It is an amenable number.

63171003477328 is a deficient number, since it is larger than the sum of its proper divisors (61299757785872).

63171003477328 is a wasteful number, since it uses less digits than its factorization.

63171003477328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328299 (or 1328293 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 52.

The spelling of 63171003477328 in words is "sixty-three trillion, one hundred seventy-one billion, three million, four hundred seventy-seven thousand, three hundred twenty-eight".