55100605000613 has 4 divisors (see below), whose sum is σ = 55103736268140. Its totient is φ = 55097473733088.

The previous prime is 55100605000589. The next prime is 55100605000643. The reversal of 55100605000613 is 31600050600155.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30932929580644 + 24167675419969 = 5561738^2 + 4916063^2 .

It is a cyclic number.

It is not a de Polignac number, because 55100605000613 - 2⁴² = 50702558489509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55100605000613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55100605000643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1565607368 + ... + 1565642561.

It is an arithmetic number, because the mean of its divisors is an integer number (13775934067035).

Almost surely, 2^{55100605000613} is an apocalyptic number.

It is an amenable number.

55100605000613 is a deficient number, since it is larger than the sum of its proper divisors (3131267527).

55100605000613 is a wasteful number, since it uses less digits than its factorization.

55100605000613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3131267526.

The product of its (nonzero) digits is 13500, while the sum is 32.

Adding to 55100605000613 its reverse (31600050600155), we get a palindrome (86700655600768).

The spelling of 55100605000613 in words is "fifty-five trillion, one hundred billion, six hundred five million, six hundred thirteen", and thus it is an aban number.