66060602022040 has 32 divisors (see below), whose sum is σ = 152093013961680. Its totient is φ = 25809723580032.

The previous prime is 66060602022001. The next prime is 66060602022073. The reversal of 66060602022040 is 4022020606066.

It is a junction number, because it is equal to n+sod(n) for n = 66060602021987 and 66060602022005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19203661659 + ... + 19203665098.

Almost surely, 2^{66060602022040} is an apocalyptic number.

It is an amenable number.

66060602022040 is an abundant number, since it is smaller than the sum of its proper divisors (86032411939640).

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

66060602022040 is a wasteful number, since it uses less digits than its factorization.

66060602022040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38407326811 (or 38407326807 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 66060602022040 in words is "sixty-six trillion, sixty billion, six hundred two million, twenty-two thousand, forty".