63539000988 has 24 divisors (see below), whose sum is σ = 148266775440. Its totient is φ = 21178366080.

The previous prime is 63539000893. The next prime is 63539001007. The reversal of 63539000988 is 88900093536.

It is a super-2 number, since 2×63539000988² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63539000988.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 52248 + ... + 360288.

It is an arithmetic number, because the mean of its divisors is an integer number (6177782310).

Almost surely, 2^63539000988 is an apocalyptic number.

It is an amenable number.

63539000988 is an abundant number, since it is smaller than the sum of its proper divisors (84727774452).

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

63539000988 is a wasteful number, since it uses less digits than its factorization.

63539000988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325237 (or 325235 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 51.

The spelling of 63539000988 in words is "sixty-three billion, five hundred thirty-nine million, nine hundred eighty-eight", and thus it is an aban number.