5250211066 has 8 divisors (see below), whose sum is σ = 7947567540. Its totient is φ = 2601021888.

The previous prime is 5250211063. The next prime is 5250211073. The reversal of 5250211066 is 6601120525.

It can be written as a sum of positive squares in 2 ways, for example, as 5122408041 + 127803025 = 71571^2 + 11305^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (5250211063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12041551 + ... + 12041986.

Almost surely, 2^5250211066 is an apocalyptic number.

5250211066 is a deficient number, since it is larger than the sum of its proper divisors (2697356474).

5250211066 is a wasteful number, since it uses less digits than its factorization.

5250211066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24083648.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 5250211066 is about 72458.3402100821. The cubic root of 5250211066 is about 1738.0366132752.

The spelling of 5250211066 in words is "five billion, two hundred fifty million, two hundred eleven thousand, sixty-six".