52142233511447 has 2 divisors, whose sum is σ = 52142233511448. Its totient is φ = 52142233511446.

The previous prime is 52142233511399. The next prime is 52142233511497. The reversal of 52142233511447 is 74411533224125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52142233511447 - 2²⁶ = 52142166402583 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52142233511398 and 52142233511407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52142233511497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26071116755723 + 26071116755724.

It is an arithmetic number, because the mean of its divisors is an integer number (26071116755724).

Almost surely, 2^{52142233511447} is an apocalyptic number.

52142233511447 is a deficient number, since it is larger than the sum of its proper divisors (1).

52142233511447 is an equidigital number, since it uses as much as digits as its factorization.

52142233511447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 806400, while the sum is 44.

The spelling of 52142233511447 in words is "fifty-two trillion, one hundred forty-two billion, two hundred thirty-three million, five hundred eleven thousand, four hundred forty-seven".