60646004062640 has 20 divisors (see below), whose sum is σ = 141001959445824. Its totient is φ = 24258401625024.

The previous prime is 60646004062583. The next prime is 60646004062643. The reversal of 60646004062640 is 4626040064606.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 60646004062591 and 60646004062600.

It is not an unprimeable number, because it can be changed into a prime (60646004062643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379037525312 + ... + 379037525471.

Almost surely, 2^{60646004062640} is an apocalyptic number.

It is an amenable number.

60646004062640 is an abundant number, since it is smaller than the sum of its proper divisors (80355955383184).

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

60646004062640 is a wasteful number, since it uses less digits than its factorization.

60646004062640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758075050796 (or 758075050790 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 60646004062640 in words is "sixty trillion, six hundred forty-six billion, four million, sixty-two thousand, six hundred forty".