60505403568648 has 128 divisors (see below), whose sum is σ = 160010663086080. Its totient is φ = 19026324472320.

The previous prime is 60505403568637. The next prime is 60505403568689. The reversal of 60505403568648 is 84686530450506.

It is a super-2 number, since 2×60505403568648² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 60505403568591 and 60505403568600.

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, 1439795365 + ... + 1439837387.

It is an arithmetic number, because the mean of its divisors is an integer number (1250083305360).

Almost surely, 2^{60505403568648} 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 60505403568648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80005331543040).

60505403568648 is an abundant number, since it is smaller than the sum of its proper divisors (99505259517432).

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

60505403568648 is a wasteful number, since it uses less digits than its factorization.

60505403568648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77859 (or 77855 counting only the distinct ones).

The product of its (nonzero) digits is 82944000, while the sum is 60.

The spelling of 60505403568648 in words is "sixty trillion, five hundred five billion, four hundred three million, five hundred sixty-eight thousand, six hundred forty-eight".