440337134247 has 4 divisors (see below), whose sum is σ = 587116179000. Its totient is φ = 293558089496.

The previous prime is 440337134213. The next prime is 440337134257. The reversal of 440337134247 is 742431733044.

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 440337134247 - 2⁷ = 440337134119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 440337134199 and 440337134208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440337134257) 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, 73389522372 + ... + 73389522377.

It is an arithmetic number, because the mean of its divisors is an integer number (146779044750).

Almost surely, 2^440337134247 is an apocalyptic number.

440337134247 is a deficient number, since it is larger than the sum of its proper divisors (146779044753).

440337134247 is a wasteful number, since it uses less digits than its factorization.

440337134247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146779044752.

The product of its (nonzero) digits is 677376, while the sum is 42.

The spelling of 440337134247 in words is "four hundred forty billion, three hundred thirty-seven million, one hundred thirty-four thousand, two hundred forty-seven".