60646486656 has 128 divisors (see below), whose sum is σ = 184196136960. Its totient is φ = 17319029760.

The previous prime is 60646486651. The next prime is 60646486697. The reversal of 60646486656 is 65668464606.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 60646486596 and 60646486605.

It is not an unprimeable number, because it can be changed into a prime (60646486651) 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 15 ways as a sum of consecutive naturals, for example, 7175425 + ... + 7183871.

It is an arithmetic number, because the mean of its divisors is an integer number (1439032320).

Almost surely, 2^60646486656 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 60646486656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92098068480).

60646486656 is an abundant number, since it is smaller than the sum of its proper divisors (123549650304).

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

60646486656 is a wasteful number, since it uses less digits than its factorization.

60646486656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11142 (or 11130 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 57.

The spelling of 60646486656 in words is "sixty billion, six hundred forty-six million, four hundred eighty-six thousand, six hundred fifty-six".