870711667441825 has 24 divisors (see below), whose sum is σ = 1177958743422336. Its totient is φ = 633178545720000.

The previous prime is 870711667441799. The next prime is 870711667441849. The reversal of 870711667441825 is 528144766117078.

It is not a de Polignac number, because 870711667441825 - 2¹¹ = 870711667439777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163127022 + ... + 168380071.

It is an arithmetic number, because the mean of its divisors is an integer number (49081614309264).

Almost surely, 2^{870711667441825} is an apocalyptic number.

It is an amenable number.

870711667441825 is a deficient number, since it is larger than the sum of its proper divisors (307247075980511).

870711667441825 is a wasteful number, since it uses less digits than its factorization.

870711667441825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331516665 (or 331516660 counting only the distinct ones).

The product of its (nonzero) digits is 126443520, while the sum is 67.

The spelling of 870711667441825 in words is "eight hundred seventy trillion, seven hundred eleven billion, six hundred sixty-seven million, four hundred forty-one thousand, eight hundred twenty-five".