5351721883850 has 24 divisors (see below), whose sum is σ = 9996924625740. Its totient is φ = 2131501243520.

The previous prime is 5351721883847. The next prime is 5351721883861. The reversal of 5351721883850 is 583881271535.

It can be written as a sum of positive squares in 6 ways, for example, as 2278351755241 + 3073370128609 = 1509421^2 + 1753103^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 229675985 + ... + 229699284.

Almost surely, 2^{5351721883850} is an apocalyptic number.

5351721883850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5351721883850 is a deficient number, since it is larger than the sum of its proper divisors (4645202741890).

5351721883850 is a wasteful number, since it uses less digits than its factorization.

5351721883850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459375514 (or 459375509 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 56.

The spelling of 5351721883850 in words is "five trillion, three hundred fifty-one billion, seven hundred twenty-one million, eight hundred eighty-three thousand, eight hundred fifty".