55611240124 has 12 divisors (see below), whose sum is σ = 106166913048. Its totient is φ = 25277836400.

The previous prime is 55611240119. The next prime is 55611240137. The reversal of 55611240124 is 42104211655.

It is a happy number.

It is a super-2 number, since 2×55611240124² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 631945867 + ... + 631945954.

It is an arithmetic number, because the mean of its divisors is an integer number (8847242754).

Almost surely, 2^55611240124 is an apocalyptic number.

It is an amenable number.

55611240124 is a deficient number, since it is larger than the sum of its proper divisors (50555672924).

55611240124 is a wasteful number, since it uses less digits than its factorization.

55611240124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263891836 (or 1263891834 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 55611240124 its reverse (42104211655), we get a palindrome (97715451779).

The spelling of 55611240124 in words is "fifty-five billion, six hundred eleven million, two hundred forty thousand, one hundred twenty-four".