55788771383 has 2 divisors, whose sum is σ = 55788771384. Its totient is φ = 55788771382.

The previous prime is 55788771377. The next prime is 55788771433. The reversal of 55788771383 is 38317788755.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55788771383 - 2¹⁴ = 55788754999 is a prime.

It is a super-2 number, since 2×55788771383² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55788770383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27894385691 + 27894385692.

It is an arithmetic number, because the mean of its divisors is an integer number (27894385692).

Almost surely, 2^55788771383 is an apocalyptic number.

55788771383 is a deficient number, since it is larger than the sum of its proper divisors (1).

55788771383 is an equidigital number, since it uses as much as digits as its factorization.

55788771383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39513600, while the sum is 62.

The spelling of 55788771383 in words is "fifty-five billion, seven hundred eighty-eight million, seven hundred seventy-one thousand, three hundred eighty-three".