51593540828839 has 2 divisors, whose sum is σ = 51593540828840. Its totient is φ = 51593540828838.

The previous prime is 51593540828803. The next prime is 51593540828903. The reversal of 51593540828839 is 93882804539515.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51593540828839 - 2²³ = 51593532440231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51593540828539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25796770414419 + 25796770414420.

It is an arithmetic number, because the mean of its divisors is an integer number (25796770414420).

Almost surely, 2^{51593540828839} is an apocalyptic number.

51593540828839 is a deficient number, since it is larger than the sum of its proper divisors (1).

51593540828839 is an equidigital number, since it uses as much as digits as its factorization.

51593540828839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248000, while the sum is 70.

The spelling of 51593540828839 in words is "fifty-one trillion, five hundred ninety-three billion, five hundred forty million, eight hundred twenty-eight thousand, eight hundred thirty-nine".