53387365147757 has 2 divisors, whose sum is σ = 53387365147758. Its totient is φ = 53387365147756.

The previous prime is 53387365147709. The next prime is 53387365147799. The reversal of 53387365147757 is 75774156378335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48846945705481 + 4540419442276 = 6989059^2 + 2130826^2 .

It is a cyclic number.

It is not a de Polignac number, because 53387365147757 - 2¹⁰ = 53387365146733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43387365147757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26693682573878 + 26693682573879.

It is an arithmetic number, because the mean of its divisors is an integer number (26693682573879).

Almost surely, 2^{53387365147757} is an apocalyptic number.

It is an amenable number.

53387365147757 is a deficient number, since it is larger than the sum of its proper divisors (1).

53387365147757 is an equidigital number, since it uses as much as digits as its factorization.

53387365147757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555848000, while the sum is 71.

The spelling of 53387365147757 in words is "fifty-three trillion, three hundred eighty-seven billion, three hundred sixty-five million, one hundred forty-seven thousand, seven hundred fifty-seven".