850512559232 has 48 divisors (see below), whose sum is σ = 1971014052870. Its totient is φ = 364505379840.

The previous prime is 850512559223. The next prime is 850512559241. The reversal of 850512559232 is 232955215058.

It is an interprime number because it is at equal distance from previous prime (850512559223) and next prime (850512559241).

It can be written as a sum of positive squares in only one way, i.e., 846444160576 + 4068398656 = 920024^2 + 63784^2 .

It is a super-2 number, since 2×850512559232² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67796069 + ... + 67808612.

Almost surely, 2^850512559232 is an apocalyptic number.

It is an amenable number.

850512559232 is an abundant number, since it is smaller than the sum of its proper divisors (1120501493638).

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

850512559232 is a wasteful number, since it uses less digits than its factorization.

850512559232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135604709 (or 135604690 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 47.

The spelling of 850512559232 in words is "eight hundred fifty billion, five hundred twelve million, five hundred fifty-nine thousand, two hundred thirty-two".