850875447925 has 6 divisors (see below), whose sum is σ = 1055085555458. Its totient is φ = 680700358320.

The previous prime is 850875447911. The next prime is 850875447931. The reversal of 850875447925 is 529744578058.

It can be written as a sum of positive squares in 3 ways, for example, as 262756709604 + 588118738321 = 512598^2 + 766889^2 .

It is not a de Polignac number, because 850875447925 - 2¹⁵ = 850875415157 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 17017508934 + ... + 17017508983.

Almost surely, 2^850875447925 is an apocalyptic number.

It is an amenable number.

850875447925 is a deficient number, since it is larger than the sum of its proper divisors (204210107533).

850875447925 is a wasteful number, since it uses less digits than its factorization.

850875447925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34035017927 (or 34035017922 counting only the distinct ones).

The product of its (nonzero) digits is 112896000, while the sum is 64.

The spelling of 850875447925 in words is "eight hundred fifty billion, eight hundred seventy-five million, four hundred forty-seven thousand, nine hundred twenty-five".