870850061581204 has 12 divisors (see below), whose sum is σ = 1537474223765844. Its totient is φ = 431571711933824.

The previous prime is 870850061581187. The next prime is 870850061581207. The reversal of 870850061581204 is 402185160058078.

It can be written as a sum of positive squares in 2 ways, for example, as 276088199273604 + 594761862307600 = 16615902^2 + 24387740^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870850061581207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 963329713687 + ... + 963329714590.

It is an arithmetic number, because the mean of its divisors is an integer number (128122851980487).

Almost surely, 2^{870850061581204} is an apocalyptic number.

It is an amenable number.

870850061581204 is a deficient number, since it is larger than the sum of its proper divisors (666624162184640).

870850061581204 is a wasteful number, since it uses less digits than its factorization.

870850061581204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926659428394 (or 1926659428392 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 55.

The spelling of 870850061581204 in words is "eight hundred seventy trillion, eight hundred fifty billion, sixty-one million, five hundred eighty-one thousand, two hundred four".