870605212783 has 8 divisors (see below), whose sum is σ = 892995577760. Its totient is φ = 848476723680.

The previous prime is 870605212733. The next prime is 870605212787. The reversal of 870605212783 is 387212506078.

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 870605212783 - 2⁹ = 870605212271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870605212787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65462235 + ... + 65475532.

It is an arithmetic number, because the mean of its divisors is an integer number (111624447220).

Almost surely, 2^870605212783 is an apocalyptic number.

870605212783 is a deficient number, since it is larger than the sum of its proper divisors (22390364977).

870605212783 is a wasteful number, since it uses less digits than its factorization.

870605212783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130937937.

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 870605212783 in words is "eight hundred seventy billion, six hundred five million, two hundred twelve thousand, seven hundred eighty-three".