870925407847 has 8 divisors (see below), whose sum is σ = 963115520400. Its totient is φ = 780904474560.

The previous prime is 870925407827. The next prime is 870925407853. The reversal of 870925407847 is 748704529078.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-870925407847 is a prime.

It is a super-2 number, since 2×870925407847² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870925407827) 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, 542293972 + ... + 542295577.

It is an arithmetic number, because the mean of its divisors is an integer number (120389440050).

Almost surely, 2^870925407847 is an apocalyptic number.

870925407847 is a deficient number, since it is larger than the sum of its proper divisors (92190112553).

870925407847 is a wasteful number, since it uses less digits than its factorization.

870925407847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084589633.

The product of its (nonzero) digits is 31610880, while the sum is 61.

The spelling of 870925407847 in words is "eight hundred seventy billion, nine hundred twenty-five million, four hundred seven thousand, eight hundred forty-seven".