2664415561343 has 8 divisors (see below), whose sum is σ = 2876130741600. Its totient is φ = 2460689633248.

The previous prime is 2664415561333. The next prime is 2664415561463. The reversal of 2664415561343 is 3431655144662.

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 2664415561343 - 2¹² = 2664415557247 is a prime.

It is a super-3 number, since 3×2664415561343³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2664415561291 and 2664415561300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664415561333) 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, 1997312348 + ... + 1997313681.

It is an arithmetic number, because the mean of its divisors is an integer number (359516342700).

Almost surely, 2^{2664415561343} is an apocalyptic number.

2664415561343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2664415561343 is a deficient number, since it is larger than the sum of its proper divisors (211715180257).

2664415561343 is a wasteful number, since it uses less digits than its factorization.

2664415561343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3994626081.

The product of its digits is 6220800, while the sum is 50.

The spelling of 2664415561343 in words is "two trillion, six hundred sixty-four billion, four hundred fifteen million, five hundred sixty-one thousand, three hundred forty-three".