55500555549 has 8 divisors (see below), whose sum is σ = 77895516640. Its totient is φ = 35052982416.

The previous prime is 55500555547. The next prime is 55500555557. The reversal of 55500555549 is 94555500555.

55500555549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55500555549 - 2¹ = 55500555547 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55500555498 and 55500555507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55500555541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486846922 + ... + 486847035.

It is an arithmetic number, because the mean of its divisors is an integer number (9736939580).

Almost surely, 2^55500555549 is an apocalyptic number.

It is an amenable number.

55500555549 is a deficient number, since it is larger than the sum of its proper divisors (22394961091).

55500555549 is a wasteful number, since it uses less digits than its factorization.

55500555549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973693979.

The product of its (nonzero) digits is 2812500, while the sum is 48.

The spelling of 55500555549 in words is "fifty-five billion, five hundred million, five hundred fifty-five thousand, five hundred forty-nine".