55532983669 has 2 divisors, whose sum is σ = 55532983670. Its totient is φ = 55532983668.

The previous prime is 55532983663. The next prime is 55532983679. The reversal of 55532983669 is 96638923555.

55532983669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45101016900 + 10431966769 = 212370^2 + 102137^2 .

It is a cyclic number.

It is not a de Polignac number, because 55532983669 - 2²¹ = 55530886517 is a prime.

It is a super-2 number, since 2×55532983669² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55532983663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27766491834 + 27766491835.

It is an arithmetic number, because the mean of its divisors is an integer number (27766491835).

Almost surely, 2^55532983669 is an apocalyptic number.

It is an amenable number.

55532983669 is a deficient number, since it is larger than the sum of its proper divisors (1).

55532983669 is an equidigital number, since it uses as much as digits as its factorization.

55532983669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488000, while the sum is 61.

The spelling of 55532983669 in words is "fifty-five billion, five hundred thirty-two million, nine hundred eighty-three thousand, six hundred sixty-nine".