63784312052 has 24 divisors (see below), whose sum is σ = 118198866240. Its totient is φ = 30013534080.

The previous prime is 63784312049. The next prime is 63784312079. The reversal of 63784312052 is 25021348736.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 906599 + ... + 974417.

It is an arithmetic number, because the mean of its divisors is an integer number (4924952760).

Almost surely, 2^63784312052 is an apocalyptic number.

It is an amenable number.

63784312052 is a deficient number, since it is larger than the sum of its proper divisors (54414554188).

63784312052 is a wasteful number, since it uses less digits than its factorization.

63784312052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81671 (or 81669 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 63784312052 in words is "sixty-three billion, seven hundred eighty-four million, three hundred twelve thousand, fifty-two".