42700946568 has 128 divisors (see below), whose sum is σ = 123416401920. Its totient is φ = 12059228160.

The previous prime is 42700946531. The next prime is 42700946657. The reversal of 42700946568 is 86564900724.

It is a self number, because there is not a number n which added to its sum of digits gives 42700946568.

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 31 ways as a sum of consecutive naturals, for example, 21232683 + ... + 21234693.

It is an arithmetic number, because the mean of its divisors is an integer number (964190640).

Almost surely, 2^42700946568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42700946568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61708200960).

42700946568 is an abundant number, since it is smaller than the sum of its proper divisors (80715455352).

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

42700946568 is a wasteful number, since it uses less digits than its factorization.

42700946568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3427 (or 3423 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 42700946568 in words is "forty-two billion, seven hundred million, nine hundred forty-six thousand, five hundred sixty-eight".