244400132313 has 12 divisors (see below), whose sum is σ = 353083281408. Its totient is φ = 162905328600.

The previous prime is 244400132311. The next prime is 244400132363. The reversal of 244400132313 is 313231004442.

244400132313 is a `hidden beast` number, since 24 + 4 + 400 + 1 + 3 + 231 + 3 = 666.

It is not a de Polignac number, because 244400132313 - 2¹ = 244400132311 is a prime.

It is a super-2 number, since 2×244400132313² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (244400132311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2285913 + ... + 2390438.

It is an arithmetic number, because the mean of its divisors is an integer number (29423606784).

Almost surely, 2^244400132313 is an apocalyptic number.

It is an amenable number.

244400132313 is a deficient number, since it is larger than the sum of its proper divisors (108683149095).

244400132313 is a wasteful number, since it uses less digits than its factorization.

244400132313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4682164 (or 4682161 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 244400132313 its reverse (313231004442), we get a palindrome (557631136755).

The spelling of 244400132313 in words is "two hundred forty-four billion, four hundred million, one hundred thirty-two thousand, three hundred thirteen".