1785342045005 has 8 divisors (see below), whose sum is σ = 2144069958624. Its totient is φ = 1427167299600.

The previous prime is 1785342044957. The next prime is 1785342045013. The reversal of 1785342045005 is 5005402435871.

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

It is not a de Polignac number, because 1785342045005 - 2¹⁶ = 1785341979469 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, 138284951 + ... + 138297860.

It is an arithmetic number, because the mean of its divisors is an integer number (268008744828).

Almost surely, 2^{1785342045005} is an apocalyptic number.

It is an amenable number.

1785342045005 is a deficient number, since it is larger than the sum of its proper divisors (358727913619).

1785342045005 is a wasteful number, since it uses less digits than its factorization.

1785342045005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276584107.

The product of its (nonzero) digits is 672000, while the sum is 44.

The spelling of 1785342045005 in words is "one trillion, seven hundred eighty-five billion, three hundred forty-two million, forty-five thousand, five".