55012324256513 has 12 divisors (see below), whose sum is σ = 59590585760940. Its totient is φ = 50762681888256.

The previous prime is 55012324256509. The next prime is 55012324256531. The reversal of 55012324256513 is 31565242321055.

It can be written as a sum of positive squares in 6 ways, for example, as 6094218010609 + 48918106245904 = 2468647^2 + 6994148^2 .

It is not a de Polignac number, because 55012324256513 - 2² = 55012324256509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55012324256503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56972108 + ... + 57929661.

It is an arithmetic number, because the mean of its divisors is an integer number (4965882146745).

Almost surely, 2^{55012324256513} is an apocalyptic number.

It is an amenable number.

55012324256513 is a deficient number, since it is larger than the sum of its proper divisors (4578261504427).

55012324256513 is a wasteful number, since it uses less digits than its factorization.

55012324256513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114904628 (or 114904615 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 44.

Adding to 55012324256513 its reverse (31565242321055), we get a palindrome (86577566577568).

The spelling of 55012324256513 in words is "fifty-five trillion, twelve billion, three hundred twenty-four million, two hundred fifty-six thousand, five hundred thirteen".