55325263439 has 2 divisors, whose sum is σ = 55325263440. Its totient is φ = 55325263438.

The previous prime is 55325263381. The next prime is 55325263531. The reversal of 55325263439 is 93436252355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55325263439 - 2¹² = 55325259343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55325263393 and 55325263402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55325263139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27662631719 + 27662631720.

It is an arithmetic number, because the mean of its divisors is an integer number (27662631720).

Almost surely, 2^55325263439 is an apocalyptic number.

55325263439 is a deficient number, since it is larger than the sum of its proper divisors (1).

55325263439 is an equidigital number, since it uses as much as digits as its factorization.

55325263439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916000, while the sum is 47.

The spelling of 55325263439 in words is "fifty-five billion, three hundred twenty-five million, two hundred sixty-three thousand, four hundred thirty-nine".