55755336019 has 2 divisors, whose sum is σ = 55755336020. Its totient is φ = 55755336018.

The previous prime is 55755336017. The next prime is 55755336023. The reversal of 55755336019 is 91063355755.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55755336019 - 2¹ = 55755336017 is a prime.

It is a super-2 number, since 2×55755336019² (a number of 22 digits) contains 22 as substring.

Together with 55755336017, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (55755336017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27877668009 + 27877668010.

It is an arithmetic number, because the mean of its divisors is an integer number (27877668010).

Almost surely, 2^55755336019 is an apocalyptic number.

55755336019 is a deficient number, since it is larger than the sum of its proper divisors (1).

55755336019 is an equidigital number, since it uses as much as digits as its factorization.

55755336019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2126250, while the sum is 49.

The spelling of 55755336019 in words is "fifty-five billion, seven hundred fifty-five million, three hundred thirty-six thousand, nineteen".