55530200506 has 16 divisors (see below), whose sum is σ = 90937492128. Its totient is φ = 25221586000.

The previous prime is 55530200497. The next prime is 55530200507. The reversal of 55530200506 is 60500203555.

It is not an unprimeable number, because it can be changed into a prime (55530200507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 941440 + ... + 998683.

It is an arithmetic number, because the mean of its divisors is an integer number (5683593258).

Almost surely, 2^55530200506 is an apocalyptic number.

55530200506 is a deficient number, since it is larger than the sum of its proper divisors (35407291622).

55530200506 is a wasteful number, since it uses less digits than its factorization.

55530200506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941437.

The product of its (nonzero) digits is 22500, while the sum is 31.

It can be divided in two parts, 55530 and 200506, that added together give a square (256036 = 506²).

The spelling of 55530200506 in words is "fifty-five billion, five hundred thirty million, two hundred thousand, five hundred six".