44131403313 has 8 divisors (see below), whose sum is σ = 65379856800. Its totient is φ = 29420935524.

The previous prime is 44131403201. The next prime is 44131403339. The reversal of 44131403313 is 31330413144.

44131403313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44131403313 - 2¹² = 44131399217 is a prime.

It is a super-3 number, since 3×44131403313³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1634496419 = 44131403313 / (4 + 4 + 1 + 3 + 1 + 4 + 0 + 3 + 3 + 1 + 3).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44131403383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 817248183 + ... + 817248236.

It is an arithmetic number, because the mean of its divisors is an integer number (8172482100).

Almost surely, 2^44131403313 is an apocalyptic number.

It is an amenable number.

44131403313 is a deficient number, since it is larger than the sum of its proper divisors (21248453487).

44131403313 is a wasteful number, since it uses less digits than its factorization.

44131403313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634496428 (or 1634496422 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 44131403313 its reverse (31330413144), we get a palindrome (75461816457).

The spelling of 44131403313 in words is "forty-four billion, one hundred thirty-one million, four hundred three thousand, three hundred thirteen".