440051200031 has 4 divisors (see below), whose sum is σ = 454246400064. Its totient is φ = 425856000000.

The previous prime is 440051200027. The next prime is 440051200067. The reversal of 440051200031 is 130002150044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 440051200031 - 2² = 440051200027 is a prime.

It is a super-2 number, since 2×440051200031² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440051199976 and 440051200012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440051200081) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7097599970 + ... + 7097600031.

It is an arithmetic number, because the mean of its divisors is an integer number (113561600016).

Almost surely, 2^440051200031 is an apocalyptic number.

440051200031 is a deficient number, since it is larger than the sum of its proper divisors (14195200033).

440051200031 is a wasteful number, since it uses less digits than its factorization.

440051200031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14195200032.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 440051200031 its reverse (130002150044), we get a palindrome (570053350075).

The spelling of 440051200031 in words is "four hundred forty billion, fifty-one million, two hundred thousand, thirty-one".