42550242758 has 8 divisors (see below), whose sum is σ = 65183350752. Its totient is φ = 20822459176.

The previous prime is 42550242739. The next prime is 42550242781. The reversal of 42550242758 is 85724205524.

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

It is a Curzon number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 226330985 + ... + 226331172.

It is an arithmetic number, because the mean of its divisors is an integer number (8147918844).

Almost surely, 2^42550242758 is an apocalyptic number.

42550242758 is a deficient number, since it is larger than the sum of its proper divisors (22633107994).

42550242758 is a wasteful number, since it uses less digits than its factorization.

42550242758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452662206.

The product of its (nonzero) digits is 896000, while the sum is 44.

The spelling of 42550242758 in words is "forty-two billion, five hundred fifty million, two hundred forty-two thousand, seven hundred fifty-eight".