51744217823803 has 2 divisors, whose sum is σ = 51744217823804. Its totient is φ = 51744217823802.

The previous prime is 51744217823791. The next prime is 51744217823827. The reversal of 51744217823803 is 30832871244715.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51744217823803 - 2¹³ = 51744217815611 is a prime.

It is not a weakly prime, because it can be changed into another prime (51744217823843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25872108911901 + 25872108911902.

It is an arithmetic number, because the mean of its divisors is an integer number (25872108911902).

Almost surely, 2^{51744217823803} is an apocalyptic number.

51744217823803 is a deficient number, since it is larger than the sum of its proper divisors (1).

51744217823803 is an equidigital number, since it uses as much as digits as its factorization.

51744217823803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9031680, while the sum is 55.

The spelling of 51744217823803 in words is "fifty-one trillion, seven hundred forty-four billion, two hundred seventeen million, eight hundred twenty-three thousand, eight hundred three".