63758708712 has 160 divisors (see below), whose sum is σ = 182220192000. Its totient is φ = 20821297536.

The previous prime is 63758708711. The next prime is 63758708719. The reversal of 63758708712 is 21780785736.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (63758708711) 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 39 ways as a sum of consecutive naturals, for example, 45573789 + ... + 45575187.

It is an arithmetic number, because the mean of its divisors is an integer number (1138876200).

Almost surely, 2^63758708712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63758708712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91110096000).

63758708712 is an abundant number, since it is smaller than the sum of its proper divisors (118461483288).

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

63758708712 is a wasteful number, since it uses less digits than its factorization.

63758708712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2797 (or 2784 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 54.

The spelling of 63758708712 in words is "sixty-three billion, seven hundred fifty-eight million, seven hundred eight thousand, seven hundred twelve".