1852431551056 has 80 divisors (see below), whose sum is σ = 3835742711040. Its totient is φ = 864090685440.

The previous prime is 1852431551041. The next prime is 1852431551099. The reversal of 1852431551056 is 6501551342581.

It is a junction number, because it is equal to n+sod(n) for n = 1852431550997 and 1852431551015.

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 15 ways as a sum of consecutive naturals, for example, 14159961 + ... + 14290183.

It is an arithmetic number, because the mean of its divisors is an integer number (47946783888).

Almost surely, 2^{1852431551056} is an apocalyptic number.

1852431551056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1852431551056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1917871355520).

1852431551056 is an abundant number, since it is smaller than the sum of its proper divisors (1983311159984).

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

1852431551056 is a wasteful number, since it uses less digits than its factorization.

1852431551056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130964 (or 130958 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 46.

The spelling of 1852431551056 in words is "one trillion, eight hundred fifty-two billion, four hundred thirty-one million, five hundred fifty-one thousand, fifty-six".