5256143366 has 4 divisors (see below), whose sum is σ = 7884215052. Its totient is φ = 2628071682.

The previous prime is 5256143363. The next prime is 5256143369. The reversal of 5256143366 is 6633416525.

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

It is an interprime number because it is at equal distance from previous prime (5256143363) and next prime (5256143369).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5256143363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314035840 + ... + 1314035843.

It is an arithmetic number, because the mean of its divisors is an integer number (1971053763).

Almost surely, 2^5256143366 is an apocalyptic number.

5256143366 is a deficient number, since it is larger than the sum of its proper divisors (2628071686).

5256143366 is a wasteful number, since it uses less digits than its factorization.

5256143366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628071685.

The product of its digits is 388800, while the sum is 41.

The square root of 5256143366 is about 72499.2645893736. The cubic root of 5256143366 is about 1738.6909789475.

The spelling of 5256143366 in words is "five billion, two hundred fifty-six million, one hundred forty-three thousand, three hundred sixty-six".