244321211140 has 24 divisors (see below), whose sum is σ = 513152924760. Its totient is φ = 97713554688.

The previous prime is 244321211131. The next prime is 244321211153. The reversal of 244321211140 is 41112123442.

It can be written as a sum of positive squares in 4 ways, for example, as 40275673344 + 204045537796 = 200688^2 + 451714^2 .

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, 798447 + ... + 1061206.

It is an arithmetic number, because the mean of its divisors is an integer number (21381371865).

Almost surely, 2^244321211140 is an apocalyptic number.

244321211140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244321211140 is an abundant number, since it is smaller than the sum of its proper divisors (268831713620).

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

244321211140 is a wasteful number, since it uses less digits than its factorization.

244321211140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866231 (or 1866229 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 244321211140 its reverse (41112123442), we get a palindrome (285433334582).

The spelling of 244321211140 in words is "two hundred forty-four billion, three hundred twenty-one million, two hundred eleven thousand, one hundred forty".