63715371205 has 16 divisors (see below), whose sum is σ = 78933464064. Its totient is φ = 49322643840.

The previous prime is 63715371199. The next prime is 63715371253. The reversal of 63715371205 is 50217351736.

It is a happy number.

It is not a de Polignac number, because 63715371205 - 2³ = 63715371197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1971537 + ... + 2003593.

It is an arithmetic number, because the mean of its divisors is an integer number (4933341504).

Almost surely, 2^63715371205 is an apocalyptic number.

It is an amenable number.

63715371205 is a deficient number, since it is larger than the sum of its proper divisors (15218092859).

63715371205 is a wasteful number, since it uses less digits than its factorization.

63715371205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44916.

The product of its (nonzero) digits is 132300, while the sum is 40.

The spelling of 63715371205 in words is "sixty-three billion, seven hundred fifteen million, three hundred seventy-one thousand, two hundred five".