55337417869 has 2 divisors, whose sum is σ = 55337417870. Its totient is φ = 55337417868.

The previous prime is 55337417851. The next prime is 55337417873. The reversal of 55337417869 is 96871473355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49086618025 + 6250799844 = 221555^2 + 79062^2 .

It is a cyclic number.

It is not a de Polignac number, because 55337417869 - 2¹⁹ = 55336893581 is a prime.

It is a super-2 number, since 2×55337417869² (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 (55337517869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27668708934 + 27668708935.

It is an arithmetic number, because the mean of its divisors is an integer number (27668708935).

Almost surely, 2^55337417869 is an apocalyptic number.

It is an amenable number.

55337417869 is a deficient number, since it is larger than the sum of its proper divisors (1).

55337417869 is an equidigital number, since it uses as much as digits as its factorization.

55337417869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19051200, while the sum is 58.

The spelling of 55337417869 in words is "fifty-five billion, three hundred thirty-seven million, four hundred seventeen thousand, eight hundred sixty-nine".