1042338780205 has 8 divisors (see below), whose sum is σ = 1250846224992. Its totient is φ = 833844565008.

The previous prime is 1042338780199. The next prime is 1042338780299. The reversal of 1042338780205 is 5020878332401.

1042338780205 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 cyclic number.

It is not a de Polignac number, because 1042338780205 - 2²¹ = 1042336683053 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 3133227 + ... + 3449896.

It is an arithmetic number, because the mean of its divisors is an integer number (156355778124).

Almost surely, 2^{1042338780205} is an apocalyptic number.

It is an amenable number.

1042338780205 is a deficient number, since it is larger than the sum of its proper divisors (208507444787).

1042338780205 is an equidigital number, since it uses as much as digits as its factorization.

1042338780205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6614795.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 1042338780205 in words is "one trillion, forty-two billion, three hundred thirty-eight million, seven hundred eighty thousand, two hundred five".