851915494527036 has 24 divisors (see below), whose sum is σ = 1989172774305024. Its totient is φ = 283776123831600.

The previous prime is 851915494526953. The next prime is 851915494527059. The reversal of 851915494527036 is 630725494519158.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24463441540 + ... + 24463476363.

It is an arithmetic number, because the mean of its divisors is an integer number (82882198929376).

It is a 1-persistent number, because it is pandigital, but 2⋅851915494527036 = 1703830989054072 is not.

Almost surely, 2^{851915494527036} is an apocalyptic number.

It is an amenable number.

851915494527036 is an abundant number, since it is smaller than the sum of its proper divisors (1137257279777988).

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

851915494527036 is a wasteful number, since it uses less digits than its factorization.

851915494527036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48926919361 (or 48926919359 counting only the distinct ones).

The product of its (nonzero) digits is 326592000, while the sum is 69.

The spelling of 851915494527036 in words is "eight hundred fifty-one trillion, nine hundred fifteen billion, four hundred ninety-four million, five hundred twenty-seven thousand, thirty-six".