6550556100101 has 16 divisors (see below), whose sum is σ = 7070455366128. Its totient is φ = 6032946662400.

The previous prime is 6550556100079. The next prime is 6550556100163. The reversal of 6550556100101 is 1010016550556.

It can be written as a sum of positive squares in 8 ways, for example, as 390157639876 + 6160398460225 = 624626^2 + 2482015^2 .

It is a cyclic number.

It is not a de Polignac number, because 6550556100101 - 2²⁶ = 6550488991237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6550556100301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66575021 + ... + 66673341.

It is an arithmetic number, because the mean of its divisors is an integer number (441903460383).

Almost surely, 2^{6550556100101} is an apocalyptic number.

It is an amenable number.

6550556100101 is a deficient number, since it is larger than the sum of its proper divisors (519899266027).

6550556100101 is a wasteful number, since it uses less digits than its factorization.

6550556100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109912.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 6550556100101 in words is "six trillion, five hundred fifty billion, five hundred fifty-six million, one hundred thousand, one hundred one".