5256511210 has 8 divisors (see below), whose sum is σ = 9461720196. Its totient is φ = 2102604480.

The previous prime is 5256511181. The next prime is 5256511213. The reversal of 5256511210 is 121156525.

It can be written as a sum of positive squares in 2 ways, for example, as 4914150201 + 342361009 = 70101^2 + 18503^2 .

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 (5256511213) 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, 262825551 + ... + 262825570.

Almost surely, 2^5256511210 is an apocalyptic number.

5256511210 is a deficient number, since it is larger than the sum of its proper divisors (4205208986).

5256511210 is a wasteful number, since it uses less digits than its factorization.

5256511210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525651128.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 5256511210 is about 72501.8014258956. The cubic root of 5256511210 is about 1738.7315379709.

Adding to 5256511210 its reverse (121156525), we get a palindrome (5377667735).

The spelling of 5256511210 in words is "five billion, two hundred fifty-six million, five hundred eleven thousand, two hundred ten".