53436752767399 has 2 divisors, whose sum is σ = 53436752767400. Its totient is φ = 53436752767398.

The previous prime is 53436752767381. The next prime is 53436752767421. The reversal of 53436752767399 is 99376725763435.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53436752767399 - 2⁵ = 53436752767367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53436752767319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26718376383699 + 26718376383700.

It is an arithmetic number, because the mean of its divisors is an integer number (26718376383700).

Almost surely, 2^{53436752767399} is an apocalyptic number.

53436752767399 is a deficient number, since it is larger than the sum of its proper divisors (1).

53436752767399 is an equidigital number, since it uses as much as digits as its factorization.

53436752767399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5401015200, while the sum is 76.

The spelling of 53436752767399 in words is "fifty-three trillion, four hundred thirty-six billion, seven hundred fifty-two million, seven hundred sixty-seven thousand, three hundred ninety-nine".