1550345211601 has 8 divisors (see below), whose sum is σ = 1641552930144. Its totient is φ = 1459138708800.

The previous prime is 1550345211599. The next prime is 1550345211757. The reversal of 1550345211601 is 1061125430551.

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 1550345211601 - 2¹ = 1550345211599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1550345212601) by changing a digit.

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, 4414966 + ... + 4753168.

It is an arithmetic number, because the mean of its divisors is an integer number (205194116268).

Almost surely, 2^{1550345211601} is an apocalyptic number.

It is an amenable number.

1550345211601 is a deficient number, since it is larger than the sum of its proper divisors (91207718543).

1550345211601 is a wasteful number, since it uses less digits than its factorization.

1550345211601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607871.

The product of its (nonzero) digits is 18000, while the sum is 34.

It can be divided in two parts, 155034 and 5211601, that added together give a palindrome (5366635).

The spelling of 1550345211601 in words is "one trillion, five hundred fifty billion, three hundred forty-five million, two hundred eleven thousand, six hundred one".