63878467602 has 16 divisors (see below), whose sum is σ = 127768072032. Its totient is φ = 21290966400.

The previous prime is 63878467567. The next prime is 63878467603. The reversal of 63878467602 is 20676487836.

It is not an unprimeable number, because it can be changed into a prime (63878467603) by changing a digit.

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, 388524 + ... + 527927.

It is an arithmetic number, because the mean of its divisors is an integer number (7985504502).

Almost surely, 2^63878467602 is an apocalyptic number.

63878467602 is an abundant number, since it is smaller than the sum of its proper divisors (63889604430).

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

63878467602 is a wasteful number, since it uses less digits than its factorization.

63878467602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928073.

The product of its (nonzero) digits is 16257024, while the sum is 57.

The spelling of 63878467602 in words is "sixty-three billion, eight hundred seventy-eight million, four hundred sixty-seven thousand, six hundred two".