63158760966 has 256 divisors, whose sum is σ = 161390592000. Its totient is φ = 16073925120.

The previous prime is 63158760953. The next prime is 63158760989. The reversal of 63158760966 is 66906785136.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 159089880 + ... + 159090276.

It is an arithmetic number, because the mean of its divisors is an integer number (630432000).

Almost surely, 2^63158760966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63158760966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80695296000).

63158760966 is an abundant number, since it is smaller than the sum of its proper divisors (98231831034).

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

63158760966 is a wasteful number, since it uses less digits than its factorization.

63158760966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627.

The product of its (nonzero) digits is 9797760, while the sum is 57.

The spelling of 63158760966 in words is "sixty-three billion, one hundred fifty-eight million, seven hundred sixty thousand, nine hundred sixty-six".