39785057345 has 8 divisors (see below), whose sum is σ = 52082256960. Its totient is φ = 28934587120.

The previous prime is 39785057329. The next prime is 39785057371. The reversal of 39785057345 is 54375058793.

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

It is not a de Polignac number, because 39785057345 - 2⁴ = 39785057329 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 361682285 + ... + 361682394.

It is an arithmetic number, because the mean of its divisors is an integer number (6510282120).

Almost surely, 2^39785057345 is an apocalyptic number.

It is an amenable number.

39785057345 is a deficient number, since it is larger than the sum of its proper divisors (12297199615).

39785057345 is a wasteful number, since it uses less digits than its factorization.

39785057345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723364695.

The product of its (nonzero) digits is 15876000, while the sum is 56.

The spelling of 39785057345 in words is "thirty-nine billion, seven hundred eighty-five million, fifty-seven thousand, three hundred forty-five".