53105553501439 has 2 divisors, whose sum is σ = 53105553501440. Its totient is φ = 53105553501438.

The previous prime is 53105553501431. The next prime is 53105553501467. The reversal of 53105553501439 is 93410535550135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53105553501439 - 2³ = 53105553501431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53105553501392 and 53105553501401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53105553501431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26552776750719 + 26552776750720.

It is an arithmetic number, because the mean of its divisors is an integer number (26552776750720).

Almost surely, 2^{53105553501439} is an apocalyptic number.

53105553501439 is a deficient number, since it is larger than the sum of its proper divisors (1).

53105553501439 is an equidigital number, since it uses as much as digits as its factorization.

53105553501439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3037500, while the sum is 49.

The spelling of 53105553501439 in words is "fifty-three trillion, one hundred five billion, five hundred fifty-three million, five hundred one thousand, four hundred thirty-nine".