55811127104 has 28 divisors (see below), whose sum is σ = 110761998948. Its totient is φ = 27902592000.

The previous prime is 55811127103. The next prime is 55811127137. The reversal of 55811127104 is 40172111855.

It can be written as a sum of positive squares in 2 ways, for example, as 25423664704 + 30387462400 = 159448^2 + 174320^2 .

It is a super-2 number, since 2×55811127104² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55811127103) 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 3 ways as a sum of consecutive naturals, for example, 637334 + ... + 719594.

Almost surely, 2^55811127104 is an apocalyptic number.

It is an amenable number.

55811127104 is a deficient number, since it is larger than the sum of its proper divisors (54950871844).

55811127104 is a wasteful number, since it uses less digits than its factorization.

55811127104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92874 (or 92864 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 35.

Adding to 55811127104 its reverse (40172111855), we get a palindrome (95983238959).

The spelling of 55811127104 in words is "fifty-five billion, eight hundred eleven million, one hundred twenty-seven thousand, one hundred four".