42570565678 has 8 divisors (see below), whose sum is σ = 64452632472. Its totient is φ = 21086354856.

The previous prime is 42570565663. The next prime is 42570565769. The reversal of 42570565678 is 87656507524.

It is a happy number.

42570565678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99463725 + ... + 99464152.

It is an arithmetic number, because the mean of its divisors is an integer number (8056579059).

Almost surely, 2^42570565678 is an apocalyptic number.

42570565678 is a deficient number, since it is larger than the sum of its proper divisors (21882066794).

42570565678 is a wasteful number, since it uses less digits than its factorization.

42570565678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198927986.

The product of its (nonzero) digits is 14112000, while the sum is 55.

The spelling of 42570565678 in words is "forty-two billion, five hundred seventy million, five hundred sixty-five thousand, six hundred seventy-eight".