50055505499989 has 4 divisors (see below), whose sum is σ = 54606006000000. Its totient is φ = 45505004999980.

The previous prime is 50055505499977. The next prime is 50055505500031. The reversal of 50055505499989 is 98999450555005.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50055505499989 - 2⁹ = 50055505499477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50055505499689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2275250249989 + ... + 2275250250010.

It is an arithmetic number, because the mean of its divisors is an integer number (13651501500000).

Almost surely, 2^{50055505499989} is an apocalyptic number.

It is an amenable number.

50055505499989 is a deficient number, since it is larger than the sum of its proper divisors (4550500500011).

50055505499989 is a wasteful number, since it uses less digits than its factorization.

50055505499989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4550500500010.

The product of its (nonzero) digits is 656100000, while the sum is 73.

The spelling of 50055505499989 in words is "fifty trillion, fifty-five billion, five hundred five million, four hundred ninety-nine thousand, nine hundred eighty-nine".