4640342052785 has 8 divisors (see below), whose sum is σ = 5810515266240. Its totient is φ = 3550870440304.

The previous prime is 4640342052769. The next prime is 4640342052793. The reversal of 4640342052785 is 5872502430464.

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 4640342052785 - 2⁴ = 4640342052769 is a prime.

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, 20175400115 + ... + 20175400344.

It is an arithmetic number, because the mean of its divisors is an integer number (726314408280).

Almost surely, 2^{4640342052785} is an apocalyptic number.

It is an amenable number.

4640342052785 is a deficient number, since it is larger than the sum of its proper divisors (1170173213455).

4640342052785 is a wasteful number, since it uses less digits than its factorization.

4640342052785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40350800487.

The product of its (nonzero) digits is 6451200, while the sum is 50.

The spelling of 4640342052785 in words is "four trillion, six hundred forty billion, three hundred forty-two million, fifty-two thousand, seven hundred eighty-five".