5251646221203 has 16 divisors (see below), whose sum is σ = 7380322607520. Its totient is φ = 3316589412864.

The previous prime is 5251646221193. The next prime is 5251646221231. The reversal of 5251646221203 is 3021226461525.

It is not a de Polignac number, because 5251646221203 - 2⁴ = 5251646221187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5251646221103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569464726 + ... + 569473947.

It is an arithmetic number, because the mean of its divisors is an integer number (461270162970).

Almost surely, 2^{5251646221203} is an apocalyptic number.

5251646221203 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

5251646221203 is a deficient number, since it is larger than the sum of its proper divisors (2128676386317).

5251646221203 is a wasteful number, since it uses less digits than its factorization.

5251646221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138938758.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 5251646221203 in words is "five trillion, two hundred fifty-one billion, six hundred forty-six million, two hundred twenty-one thousand, two hundred three".