55006015600 has 60 divisors (see below), whose sum is σ = 136414949440. Its totient is φ = 21292646400.

The previous prime is 55006015583. The next prime is 55006015601. The reversal of 55006015600 is 651060055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55006015601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2205585 + ... + 2230384.

Almost surely, 2^55006015600 is an apocalyptic number.

55006015600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55006015600 is an abundant number, since it is smaller than the sum of its proper divisors (81408933840).

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

55006015600 is a wasteful number, since it uses less digits than its factorization.

55006015600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4436018 (or 4436007 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 55006015600 its reverse (651060055), we get a palindrome (55657075655).

The spelling of 55006015600 in words is "fifty-five billion, six million, fifteen thousand, six hundred".