55211050 has 12 divisors (see below), whose sum is σ = 102692646. Its totient is φ = 22084400.

The previous prime is 55211029. The next prime is 55211069. The reversal of 55211050 is 5011255.

It can be written as a sum of positive squares in 3 ways, for example, as 31775769 + 23435281 = 5637^2 + 4841^2 .

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, 552061 + ... + 552160.

Almost surely, 2^55211050 is an apocalyptic number.

55211050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55211050 is a deficient number, since it is larger than the sum of its proper divisors (47481596).

55211050 is a wasteful number, since it uses less digits than its factorization.

55211050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104233 (or 1104228 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 55211050 is about 7430.4138511929. The cubic root of 55211050 is about 380.7810574002.

The spelling of 55211050 in words is "fifty-five million, two hundred eleven thousand, fifty".