63948096648 has 128 divisors (see below), whose sum is σ = 188217043200. Its totient is φ = 20047813632.

The previous prime is 63948096587. The next prime is 63948096659. The reversal of 63948096648 is 84669084936.

63948096648 is a `hidden beast` number, since 6 + 3 + 9 + 480 + 96 + 64 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5895486 + ... + 5906322.

It is an arithmetic number, because the mean of its divisors is an integer number (1470445650).

Almost surely, 2^63948096648 is an apocalyptic number.

63948096648 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63948096648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94108521600).

63948096648 is an abundant number, since it is smaller than the sum of its proper divisors (124268946552).

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

63948096648 is a wasteful number, since it uses less digits than its factorization.

63948096648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12476 (or 12466 counting only the distinct ones).

The product of its (nonzero) digits is 53747712, while the sum is 63.

The spelling of 63948096648 in words is "sixty-three billion, nine hundred forty-eight million, ninety-six thousand, six hundred forty-eight".