2013551166647 has 8 divisors (see below), whose sum is σ = 2032056813600. Its totient is φ = 1995046114464.

The previous prime is 2013551166619. The next prime is 2013551166673. The reversal of 2013551166647 is 7466611553102.

It is a happy number.

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 2013551166647 - 2⁴⁰ = 914039538871 is a prime.

It is a super-3 number, since 3×2013551166647³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013551166617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9538718 + ... + 9747524.

It is an arithmetic number, because the mean of its divisors is an integer number (254007101700).

Almost surely, 2^{2013551166647} is an apocalyptic number.

2013551166647 is a deficient number, since it is larger than the sum of its proper divisors (18505646953).

2013551166647 is a wasteful number, since it uses less digits than its factorization.

2013551166647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297385.

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 2013551166647 in words is "two trillion, thirteen billion, five hundred fifty-one million, one hundred sixty-six thousand, six hundred forty-seven".