55335421827 has 18 divisors (see below), whose sum is σ = 92978566668. Its totient is φ = 31620240792.

The previous prime is 55335421811. The next prime is 55335421829. The reversal of 55335421827 is 72812453355.

55335421827 is a `hidden beast` number, since 55 + 33 + 542 + 1 + 8 + 27 = 666.

It is not a de Polignac number, because 55335421827 - 2⁴ = 55335421811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55335421829) 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 in 17 ways as a sum of consecutive naturals, for example, 62738133 + ... + 62739014.

It is an arithmetic number, because the mean of its divisors is an integer number (5165475926).

Almost surely, 2^55335421827 is an apocalyptic number.

55335421827 is a deficient number, since it is larger than the sum of its proper divisors (37643144841).

55335421827 is a wasteful number, since it uses less digits than its factorization.

55335421827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125477167 (or 125477157 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The spelling of 55335421827 in words is "fifty-five billion, three hundred thirty-five million, four hundred twenty-one thousand, eight hundred twenty-seven".