51993313048363 has 2 divisors, whose sum is σ = 51993313048364. Its totient is φ = 51993313048362.

The previous prime is 51993313048319. The next prime is 51993313048381. The reversal of 51993313048363 is 36384031339915.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51993313048363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51993313048298 and 51993313048307.

It is not a weakly prime, because it can be changed into another prime (51993313048463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25996656524181 + 25996656524182.

It is an arithmetic number, because the mean of its divisors is an integer number (25996656524182).

Almost surely, 2^{51993313048363} is an apocalyptic number.

51993313048363 is a deficient number, since it is larger than the sum of its proper divisors (1).

51993313048363 is an equidigital number, since it uses as much as digits as its factorization.

51993313048363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18895680, while the sum is 58.

The spelling of 51993313048363 in words is "fifty-one trillion, nine hundred ninety-three billion, three hundred thirteen million, forty-eight thousand, three hundred sixty-three".