55877353772105 has 8 divisors (see below), whose sum is σ = 70997108322312. Its totient is φ = 42072360487168.

The previous prime is 55877353772029. The next prime is 55877353772111. The reversal of 55877353772105 is 50127735377855.

It is a happy number.

55877353772105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 24100558829824 + 31776794942281 = 4909232^2 + 5637091^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 55877353772105 - 2⁸ = 55877353771849 is a prime.

It is a super-2 number, since 2×55877353772105² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328690316222 + ... + 328690316391.

It is an arithmetic number, because the mean of its divisors is an integer number (8874638540289).

Almost surely, 2^{55877353772105} is an apocalyptic number.

It is an amenable number.

55877353772105 is a deficient number, since it is larger than the sum of its proper divisors (15119754550207).

55877353772105 is a wasteful number, since it uses less digits than its factorization.

55877353772105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657380632635.

The product of its (nonzero) digits is 216090000, while the sum is 65.

The spelling of 55877353772105 in words is "fifty-five trillion, eight hundred seventy-seven billion, three hundred fifty-three million, seven hundred seventy-two thousand, one hundred five".