13551425444839 has 2 divisors, whose sum is σ = 13551425444840. Its totient is φ = 13551425444838.

The previous prime is 13551425444827. The next prime is 13551425444903. The reversal of 13551425444839 is 93844452415531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13551425444839 - 2¹¹ = 13551425442791 is a prime.

It is a super-2 number, since 2×13551425444839² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13551425444539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6775712722419 + 6775712722420.

It is an arithmetic number, because the mean of its divisors is an integer number (6775712722420).

Almost surely, 2^{13551425444839} is an apocalyptic number.

13551425444839 is a deficient number, since it is larger than the sum of its proper divisors (1).

13551425444839 is an equidigital number, since it uses as much as digits as its factorization.

13551425444839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472000, while the sum is 58.

The spelling of 13551425444839 in words is "thirteen trillion, five hundred fifty-one billion, four hundred twenty-five million, four hundred forty-four thousand, eight hundred thirty-nine".