6550002101601 has 12 divisors (see below), whose sum is σ = 10812701882112. Its totient is φ = 3742858343736.

The previous prime is 6550002101597. The next prime is 6550002101603. The reversal of 6550002101601 is 1061012000556.

It is a happy number.

6550002101601 is a `hidden beast` number, since 6 + 5 + 50 + 0 + 0 + 2 + 1 + 0 + 1 + 601 = 666.

It is not a de Polignac number, because 6550002101601 - 2² = 6550002101597 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6550002101603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51984143601 + ... + 51984143726.

It is an arithmetic number, because the mean of its divisors is an integer number (901058490176).

Almost surely, 2^{6550002101601} is an apocalyptic number.

It is an amenable number.

6550002101601 is a deficient number, since it is larger than the sum of its proper divisors (4262699780511).

6550002101601 is a wasteful number, since it uses less digits than its factorization.

6550002101601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103968287340 (or 103968287337 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The spelling of 6550002101601 in words is "six trillion, five hundred fifty billion, two million, one hundred one thousand, six hundred one".