54126320652533 has 2 divisors, whose sum is σ = 54126320652534. Its totient is φ = 54126320652532.

The previous prime is 54126320652493. The next prime is 54126320652611. The reversal of 54126320652533 is 33525602362145.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46743242631409 + 7383078021124 = 6836903^2 + 2717182^2 .

It is a cyclic number.

It is not a de Polignac number, because 54126320652533 - 2¹⁴ = 54126320636149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54126320252533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27063160326266 + 27063160326267.

It is an arithmetic number, because the mean of its divisors is an integer number (27063160326267).

Almost surely, 2^{54126320652533} is an apocalyptic number.

It is an amenable number.

54126320652533 is a deficient number, since it is larger than the sum of its proper divisors (1).

54126320652533 is an equidigital number, since it uses as much as digits as its factorization.

54126320652533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888000, while the sum is 47.

The spelling of 54126320652533 in words is "fifty-four trillion, one hundred twenty-six billion, three hundred twenty million, six hundred fifty-two thousand, five hundred thirty-three".