6609486621623 has 8 divisors (see below), whose sum is σ = 6633892331376. Its totient is φ = 6585122174400.

The previous prime is 6609486621593. The next prime is 6609486621653. The reversal of 6609486621623 is 3261266849066.

It is an interprime number because it is at equal distance from previous prime (6609486621593) and next prime (6609486621653).

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 6609486621623 - 2³⁶ = 6540767144887 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 (6609486621653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9994661 + ... + 10635422.

It is an arithmetic number, because the mean of its divisors is an integer number (829236541422).

Almost surely, 2^{6609486621623} is an apocalyptic number.

6609486621623 is a deficient number, since it is larger than the sum of its proper divisors (24405709753).

6609486621623 is a wasteful number, since it uses less digits than its factorization.

6609486621623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20631265.

The product of its (nonzero) digits is 26873856, while the sum is 59.

The spelling of 6609486621623 in words is "six trillion, six hundred nine billion, four hundred eighty-six million, six hundred twenty-one thousand, six hundred twenty-three".