51493150526723 has 2 divisors, whose sum is σ = 51493150526724. Its totient is φ = 51493150526722.

The previous prime is 51493150526663. The next prime is 51493150526837. The reversal of 51493150526723 is 32762505139415.

51493150526723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51493150526723 - 2⁶ = 51493150526659 is a prime.

It is not a weakly prime, because it can be changed into another prime (51493110526723) 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 as a sum of consecutive naturals, namely, 25746575263361 + 25746575263362.

It is an arithmetic number, because the mean of its divisors is an integer number (25746575263362).

Almost surely, 2^{51493150526723} is an apocalyptic number.

51493150526723 is a deficient number, since it is larger than the sum of its proper divisors (1).

51493150526723 is an equidigital number, since it uses as much as digits as its factorization.

51493150526723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804000, while the sum is 53.

The spelling of 51493150526723 in words is "fifty-one trillion, four hundred ninety-three billion, one hundred fifty million, five hundred twenty-six thousand, seven hundred twenty-three".