55511056050 has 24 divisors (see below), whose sum is σ = 137667419376. Its totient is φ = 14802948240.

The previous prime is 55511056033. The next prime is 55511056061. The reversal of 55511056050 is 5065011555.

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 185036704 + ... + 185037003.

It is an arithmetic number, because the mean of its divisors is an integer number (5736142474).

Almost surely, 2^55511056050 is an apocalyptic number.

55511056050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55511056050 is an abundant number, since it is smaller than the sum of its proper divisors (82156363326).

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

55511056050 is a wasteful number, since it uses less digits than its factorization.

55511056050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370073722 (or 370073717 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 33.

It can be divided in two parts, 5551 and 1056050, that added together give a palindrome (1061601).

The spelling of 55511056050 in words is "fifty-five billion, five hundred eleven million, fifty-six thousand, fifty".