440134300129 has 8 divisors (see below), whose sum is σ = 440685044712. Its totient is φ = 439583867520.

The previous prime is 440134300063. The next prime is 440134300147. The reversal of 440134300129 is 921003431044.

It can be written as a sum of positive squares in 4 ways, for example, as 14837904 + 440119462225 = 3852^2 + 663415^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 440134300129 - 2¹³ = 440134291937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 440134300129.

It is not an unprimeable number, because it can be changed into a prime (440134300189) 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 7 ways as a sum of consecutive naturals, for example, 2811957 + ... + 2964349.

It is an arithmetic number, because the mean of its divisors is an integer number (55085630589).

Almost surely, 2^440134300129 is an apocalyptic number.

It is an amenable number.

440134300129 is a deficient number, since it is larger than the sum of its proper divisors (550744583).

440134300129 is a wasteful number, since it uses less digits than its factorization.

440134300129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155987.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 440134300129 in words is "four hundred forty billion, one hundred thirty-four million, three hundred thousand, one hundred twenty-nine".