870612158823428 has 24 divisors (see below), whose sum is σ = 1741495494508224. Its totient is φ = 373061387311200.

The previous prime is 870612158823403. The next prime is 870612158823439. The reversal of 870612158823428 is 824328851216078.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2421038978 + ... + 2421398553.

It is an arithmetic number, because the mean of its divisors is an integer number (72562312271176).

Almost surely, 2^{870612158823428} is an apocalyptic number.

It is an amenable number.

870612158823428 is an abundant number, since it is smaller than the sum of its proper divisors (870883335684796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

870612158823428 is a wasteful number, since it uses less digits than its factorization.

870612158823428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4842443963 (or 4842443961 counting only the distinct ones).

The product of its (nonzero) digits is 82575360, while the sum is 65.

The spelling of 870612158823428 in words is "eight hundred seventy trillion, six hundred twelve billion, one hundred fifty-eight million, eight hundred twenty-three thousand, four hundred twenty-eight".