42363656620 has 36 divisors (see below), whose sum is σ = 90234551232. Its totient is φ = 16706754400.

The previous prime is 42363656551. The next prime is 42363656633. The reversal of 42363656620 is 2665636324.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109276 + ... + 310915.

It is an arithmetic number, because the mean of its divisors is an integer number (2506515312).

Almost surely, 2^42363656620 is an apocalyptic number.

It is an amenable number.

42363656620 is an abundant number, since it is smaller than the sum of its proper divisors (47870894612).

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

42363656620 is a wasteful number, since it uses less digits than its factorization.

42363656620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420342 (or 420269 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 43.

The spelling of 42363656620 in words is "forty-two billion, three hundred sixty-three million, six hundred fifty-six thousand, six hundred twenty".