2053216366 has 32 divisors (see below), whose sum is σ = 3235479552. Its totient is φ = 976056480.

The previous prime is 2053216357. The next prime is 2053216367. The reversal of 2053216366 is 6636123502.

It is a super-2 number, since 2×2053216366² = 8431394891220491912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053216367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 841300 + ... + 843736.

It is an arithmetic number, because the mean of its divisors is an integer number (101108736).

Almost surely, 2^2053216366 is an apocalyptic number.

2053216366 is a deficient number, since it is larger than the sum of its proper divisors (1182263186).

2053216366 is a wasteful number, since it uses less digits than its factorization.

2053216366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 2053216366 is about 45312.4305902917. The cubic root of 2053216366 is about 1270.9981129996.

Adding to 2053216366 its reverse (6636123502), we get a palindrome (8689339868).

The spelling of 2053216366 in words is "two billion, fifty-three million, two hundred sixteen thousand, three hundred sixty-six".