60440344668 has 192 divisors, whose sum is σ = 184330944000. Its totient is φ = 16927833600.

The previous prime is 60440344651. The next prime is 60440344711. The reversal of 60440344668 is 86644304406.

60440344668 is a `hidden beast` number, since 604 + 4 + 0 + 34 + 4 + 6 + 6 + 8 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 892798 + ... + 958106.

It is an arithmetic number, because the mean of its divisors is an integer number (960057000).

Almost surely, 2^60440344668 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 60440344668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92165472000).

60440344668 is an abundant number, since it is smaller than the sum of its proper divisors (123890599332).

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

60440344668 is a wasteful number, since it uses less digits than its factorization.

60440344668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65393 (or 65385 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 45.

The spelling of 60440344668 in words is "sixty billion, four hundred forty million, three hundred forty-four thousand, six hundred sixty-eight".