50440503756889 has 4 divisors (see below), whose sum is σ = 50441620706100. Its totient is φ = 50439386807680.

The previous prime is 50440503756887. The next prime is 50440503756931. The reversal of 50440503756889 is 98865730504405.

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

It can be written as a sum of positive squares in 2 ways, for example, as 44110584896400 + 6329918860489 = 6641580^2 + 2515933^2 .

It is a cyclic number.

It is not a de Polignac number, because 50440503756889 - 2¹ = 50440503756887 is a prime.

It is a super-3 number, since 3×50440503756889³ (a number of 42 digits) contains 333 as substring.

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 50440503756889.

It is not an unprimeable number, because it can be changed into a prime (50440503756887) 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, 558406864 + ... + 558497185.

It is an arithmetic number, because the mean of its divisors is an integer number (12610405176525).

Almost surely, 2^{50440503756889} is an apocalyptic number.

It is an amenable number.

50440503756889 is a deficient number, since it is larger than the sum of its proper divisors (1116949211).

50440503756889 is a wasteful number, since it uses less digits than its factorization.

50440503756889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116949210.

The product of its (nonzero) digits is 145152000, while the sum is 64.

The spelling of 50440503756889 in words is "fifty trillion, four hundred forty billion, five hundred three million, seven hundred fifty-six thousand, eight hundred eighty-nine".