55200650 has 24 divisors (see below), whose sum is σ = 102897804. Its totient is φ = 22032000.

The previous prime is 55200631. The next prime is 55200661. The reversal of 55200650 is 5600255.

It can be written as a sum of positive squares in 6 ways, for example, as 277729 + 54922921 = 527^2 + 7411^2 .

It is a super-2 number, since 2×55200650² = 6094223520845000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29750 + ... + 31550.

Almost surely, 2^55200650 is an apocalyptic number.

55200650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55200650 is a deficient number, since it is larger than the sum of its proper divisors (47697154).

55200650 is a wasteful number, since it uses less digits than its factorization.

55200650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426 (or 2421 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 55200650 is about 7429.7139918035. The cubic root of 55200650 is about 380.7571468987.

The spelling of 55200650 in words is "fifty-five million, two hundred thousand, six hundred fifty".