42788472658 has 8 divisors (see below), whose sum is σ = 64195311600. Its totient is φ = 21390035460.

The previous prime is 42788472613. The next prime is 42788472787. The reversal of 42788472658 is 85627488724.

It is a happy number.

42788472658 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 junction number, because it is equal to n+sod(n) for n = 42788472596 and 42788472605.

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, 2087688 + ... + 2108083.

It is an arithmetic number, because the mean of its divisors is an integer number (8024413950).

Almost surely, 2^42788472658 is an apocalyptic number.

42788472658 is a deficient number, since it is larger than the sum of its proper divisors (21406838942).

42788472658 is a wasteful number, since it uses less digits than its factorization.

42788472658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4200872.

The product of its digits is 48168960, while the sum is 61.

The spelling of 42788472658 in words is "forty-two billion, seven hundred eighty-eight million, four hundred seventy-two thousand, six hundred fifty-eight".