55711827 has 16 divisors (see below), whose sum is σ = 83584000. Its totient is φ = 36669672.

The previous prime is 55711823. The next prime is 55711847. The reversal of 55711827 is 72811755.

55711827 is a `hidden beast` number, since 5 + 571 + 1 + 82 + 7 = 666.

It is not a de Polignac number, because 55711827 - 2² = 55711823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55711791 and 55711800.

It is not an unprimeable number, because it can be changed into a prime (55711823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10927 + ... + 15192.

It is an arithmetic number, because the mean of its divisors is an integer number (5224000).

Almost surely, 2^55711827 is an apocalyptic number.

55711827 is a deficient number, since it is larger than the sum of its proper divisors (27872173).

55711827 is a wasteful number, since it uses less digits than its factorization.

55711827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26207 (or 26201 counting only the distinct ones).

The product of its digits is 19600, while the sum is 36.

The square root of 55711827 is about 7464.0355706548. The cubic root of 55711827 is about 381.9288515464.

The spelling of 55711827 in words is "fifty-five million, seven hundred eleven thousand, eight hundred twenty-seven".