55305050 has 12 divisors (see below), whose sum is σ = 102867486. Its totient is φ = 22122000.

The previous prime is 55305043. The next prime is 55305079. The reversal of 55305050 is 5050355.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 30614089 + 24690961 = 5533^2 + 4969^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 553001 + ... + 553100.

Almost surely, 2^55305050 is an apocalyptic number.

55305050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55305050 is a deficient number, since it is larger than the sum of its proper divisors (47562436).

55305050 is a wasteful number, since it uses less digits than its factorization.

55305050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106113 (or 1106108 counting only the distinct ones).

The product of its (nonzero) digits is 1875, while the sum is 23.

The square root of 55305050 is about 7436.7365154347. The cubic root of 55305050 is about 380.9970354525.

The spelling of 55305050 in words is "fifty-five million, three hundred five thousand, fifty".