50555121150 has 48 divisors (see below), whose sum is σ = 131975481600. Its totient is φ = 12771819360.

The previous prime is 50555121121. The next prime is 50555121151. The reversal of 50555121150 is 5112155505.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555121151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8866470 + ... + 8872169.

It is an arithmetic number, because the mean of its divisors is an integer number (2749489200).

Almost surely, 2^50555121150 is an apocalyptic number.

50555121150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50555121150 is an abundant number, since it is smaller than the sum of its proper divisors (81420360450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50555121150 is a wasteful number, since it uses less digits than its factorization.

50555121150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17738673 (or 17738668 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 30.

Adding to 50555121150 its reverse (5112155505), we get a palindrome (55667276655).

The spelling of 50555121150 in words is "fifty billion, five hundred fifty-five million, one hundred twenty-one thousand, one hundred fifty".