42600664626620 has 24 divisors (see below), whose sum is σ = 89462581790400. Its totient is φ = 17040039931712.

The previous prime is 42600664626613. The next prime is 42600664626683. The reversal of 42600664626620 is 2662646600624.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12569540 + ... + 15594699.

It is an arithmetic number, because the mean of its divisors is an integer number (3727607574600).

Almost surely, 2^{42600664626620} is an apocalyptic number.

It is an amenable number.

42600664626620 is an abundant number, since it is smaller than the sum of its proper divisors (46861917163780).

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

42600664626620 is a wasteful number, since it uses less digits than its factorization.

42600664626620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28239877 (or 28239875 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 50.

The spelling of 42600664626620 in words is "forty-two trillion, six hundred billion, six hundred sixty-four million, six hundred twenty-six thousand, six hundred twenty".