42217908630 has 64 divisors (see below), whose sum is σ = 107320370688. Its totient is φ = 10592192000.

The previous prime is 42217908617. The next prime is 42217908659. The reversal of 42217908630 is 3680971224.

It is a Curzon number.

It is a congruent number.

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, 1645279 + ... + 1670741.

It is an arithmetic number, because the mean of its divisors is an integer number (1676880792).

Almost surely, 2^42217908630 is an apocalyptic number.

42217908630 is an abundant number, since it is smaller than the sum of its proper divisors (65102462058).

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

42217908630 is a wasteful number, since it uses less digits than its factorization.

42217908630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28741.

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 42217908630 in words is "forty-two billion, two hundred seventeen million, nine hundred eight thousand, six hundred thirty".