63528002879 has 4 divisors (see below), whose sum is σ = 69303275880. Its totient is φ = 57752729880.

The previous prime is 63528002869. The next prime is 63528002911. The reversal of 63528002879 is 97820082536.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63528002879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63528002819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2887636484 + ... + 2887636505.

It is an arithmetic number, because the mean of its divisors is an integer number (17325818970).

Almost surely, 2^63528002879 is an apocalyptic number.

63528002879 is a deficient number, since it is larger than the sum of its proper divisors (5775273001).

63528002879 is a wasteful number, since it uses less digits than its factorization.

63528002879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5775273000.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 63528002879 in words is "sixty-three billion, five hundred twenty-eight million, two thousand, eight hundred seventy-nine".