2206745550 has 36 divisors (see below), whose sum is σ = 5928790920. Its totient is φ = 588465360.

The previous prime is 2206745531. The next prime is 2206745561. The reversal of 2206745550 is 555476022.

2206745550 is a `hidden beast` number, since 2 + 2 + 0 + 67 + 45 + 550 = 666.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 2451490 + ... + 2452389.

Almost surely, 2^2206745550 is an apocalyptic number.

2206745550 is an abundant number, since it is smaller than the sum of its proper divisors (3722045370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2206745550 is a wasteful number, since it uses less digits than its factorization.

2206745550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4903897 (or 4903889 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 2206745550 is about 46976.0103669948. The cubic root of 2206745550 is about 1301.9193640024.

The spelling of 2206745550 in words is "two billion, two hundred six million, seven hundred forty-five thousand, five hundred fifty".