55065958583 has 2 divisors, whose sum is σ = 55065958584. Its totient is φ = 55065958582.

The previous prime is 55065958559. The next prime is 55065958639. The reversal of 55065958583 is 38585956055.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55065958583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55065958183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27532979291 + 27532979292.

It is an arithmetic number, because the mean of its divisors is an integer number (27532979292).

Almost surely, 2^55065958583 is an apocalyptic number.

55065958583 is a deficient number, since it is larger than the sum of its proper divisors (1).

55065958583 is an equidigital number, since it uses as much as digits as its factorization.

55065958583 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400000, while the sum is 59.

The spelling of 55065958583 in words is "fifty-five billion, sixty-five million, nine hundred fifty-eight thousand, five hundred eighty-three".