55775050 has 12 divisors (see below), whose sum is σ = 103741686. Its totient is φ = 22310000.

The previous prime is 55775039. The next prime is 55775053. The reversal of 55775050 is 5057755.

55775050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 23319241 + 32455809 = 4829^2 + 5697^2 .

It is a super-2 number, since 2×55775050² = 6221712405005000, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55774997 and 55775015.

It is not an unprimeable number, because it can be changed into a prime (55775053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 557701 + ... + 557800.

Almost surely, 2^55775050 is an apocalyptic number.

55775050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55775050 is a deficient number, since it is larger than the sum of its proper divisors (47966636).

55775050 is a wasteful number, since it uses less digits than its factorization.

55775050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115513 (or 1115508 counting only the distinct ones).

The product of its (nonzero) digits is 30625, while the sum is 34.

The square root of 55775050 is about 7468.2695452159. The cubic root of 55775050 is about 382.0732706688.

The spelling of 55775050 in words is "fifty-five million, seven hundred seventy-five thousand, fifty".