5210666057 has 4 divisors (see below), whose sum is σ = 5256778260. Its totient is φ = 5164553856.

The previous prime is 5210666023. The next prime is 5210666117. The reversal of 5210666057 is 7506660125.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 653876041 + 4556790016 = 25571^2 + 67504^2 .

It is a cyclic number.

It is not a de Polignac number, because 5210666057 - 2²⁶ = 5143557193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5210666057.

It is not an unprimeable number, because it can be changed into a prime (5210666557) 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, 23055932 + ... + 23056157.

It is an arithmetic number, because the mean of its divisors is an integer number (1314194565).

Almost surely, 2^5210666057 is an apocalyptic number.

It is an amenable number.

5210666057 is a deficient number, since it is larger than the sum of its proper divisors (46112203).

5210666057 is a wasteful number, since it uses less digits than its factorization.

5210666057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46112202.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 5210666057 is about 72184.9434231267. The cubic root of 5210666057 is about 1733.6619344914.

The spelling of 5210666057 in words is "five billion, two hundred ten million, six hundred sixty-six thousand, fifty-seven".