5623616650 has 12 divisors (see below), whose sum is σ = 10459927062. Its totient is φ = 2249446640.

The previous prime is 5623616641. The next prime is 5623616651. The reversal of 5623616650 is 566163265.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 4121511601 + 1502105049 = 64199^2 + 38757^2 .

It is not an unprimeable number, because it can be changed into a prime (5623616651) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56236117 + ... + 56236216.

Almost surely, 2^5623616650 is an apocalyptic number.

5623616650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5623616650 is a deficient number, since it is larger than the sum of its proper divisors (4836310412).

5623616650 is a wasteful number, since it uses less digits than its factorization.

5623616650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112472345 (or 112472340 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

The square root of 5623616650 is about 74990.7770995874. Note that the first 3 decimals coincide. The cubic root of 5623616650 is about 1778.3008498223.

The spelling of 5623616650 in words is "five billion, six hundred twenty-three million, six hundred sixteen thousand, six hundred fifty".