63378617370 has 32 divisors (see below), whose sum is σ = 152140723200. Its totient is φ = 16897404480.

The previous prime is 63378617359. The next prime is 63378617381. The reversal of 63378617370 is 7371687336.

It is an interprime number because it is at equal distance from previous prime (63378617359) and next prime (63378617381).

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 15 ways as a sum of consecutive naturals, for example, 76141 + ... + 364080.

It is an arithmetic number, because the mean of its divisors is an integer number (4754397600).

Almost surely, 2^63378617370 is an apocalyptic number.

63378617370 is an abundant number, since it is smaller than the sum of its proper divisors (88762105830).

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

63378617370 is a wasteful number, since it uses less digits than its factorization.

63378617370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445030.

The product of its (nonzero) digits is 2667168, while the sum is 51.

It can be divided in two parts, 633786 and 17370, that added together give a palindrome (651156).

The spelling of 63378617370 in words is "sixty-three billion, three hundred seventy-eight million, six hundred seventeen thousand, three hundred seventy".