844107159450 has 48 divisors (see below), whose sum is σ = 2096834722560. Its totient is φ = 224724385920.

The previous prime is 844107159449. The next prime is 844107159517. The reversal of 844107159450 is 54951701448.

It is a self number, because there is not a number n which added to its sum of digits gives 844107159450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4544355 + ... + 4726454.

It is an arithmetic number, because the mean of its divisors is an integer number (43684056720).

Almost surely, 2^844107159450 is an apocalyptic number.

844107159450 is an abundant number, since it is smaller than the sum of its proper divisors (1252727563110).

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

844107159450 is a wasteful number, since it uses less digits than its factorization.

844107159450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9271431 (or 9271426 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 48.

The spelling of 844107159450 in words is "eight hundred forty-four billion, one hundred seven million, one hundred fifty-nine thousand, four hundred fifty".