5166436250 has 20 divisors (see below), whose sum is σ = 9683970450. Its totient is φ = 2066574000.

The previous prime is 5166436241. The next prime is 5166436279. The reversal of 5166436250 is 526346615.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 28270489 + 5138165761 = 5317^2 + 71681^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2065325 + ... + 2067824.

Almost surely, 2^5166436250 is an apocalyptic number.

5166436250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5166436250 is a deficient number, since it is larger than the sum of its proper divisors (4517534200).

5166436250 is an equidigital number, since it uses as much as digits as its factorization.

5166436250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4133171 (or 4133156 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 5166436250 is about 71877.9260273973. The cubic root of 5166436250 is about 1728.7426963336.

The spelling of 5166436250 in words is "five billion, one hundred sixty-six million, four hundred thirty-six thousand, two hundred fifty".