63671255 has 8 divisors (see below), whose sum is σ = 76864032. Its totient is φ = 50631328.

The previous prime is 63671233. The next prime is 63671263. The reversal of 63671255 is 55217636.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63671255 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37292 + ... + 38961.

It is an arithmetic number, because the mean of its divisors is an integer number (9608004).

Almost surely, 2^63671255 is an apocalyptic number.

63671255 is a deficient number, since it is larger than the sum of its proper divisors (13192777).

63671255 is a wasteful number, since it uses less digits than its factorization.

63671255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76425.

The product of its digits is 37800, while the sum is 35.

The square root of 63671255 is about 7979.4269844394. The cubic root of 63671255 is about 399.3139385553.

The spelling of 63671255 in words is "sixty-three million, six hundred seventy-one thousand, two hundred fifty-five".