42956788458 has 16 divisors (see below), whose sum is σ = 85916255040. Its totient is φ = 14318483136.

The previous prime is 42956788447. The next prime is 42956788477. The reversal of 42956788458 is 85488765924.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140866 + ... + 325202.

It is an arithmetic number, because the mean of its divisors is an integer number (5369765940).

Almost surely, 2^42956788458 is an apocalyptic number.

42956788458 is an abundant number, since it is smaller than the sum of its proper divisors (42959466582).

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

42956788458 is a wasteful number, since it uses less digits than its factorization.

42956788458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223181.

The product of its digits is 154828800, while the sum is 66.

The spelling of 42956788458 in words is "forty-two billion, nine hundred fifty-six million, seven hundred eighty-eight thousand, four hundred fifty-eight".