6466530623 has 8 divisors (see below), whose sum is σ = 7779285120. Its totient is φ = 5251017240.

The previous prime is 6466530593. The next prime is 6466530643. The reversal of 6466530623 is 3260356646.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6466530623 - 2²⁴ = 6449753407 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 (6466530643) 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, 24310133 + ... + 24310398.

It is an arithmetic number, because the mean of its divisors is an integer number (972410640).

Almost surely, 2^6466530623 is an apocalyptic number.

6466530623 is a deficient number, since it is larger than the sum of its proper divisors (1312754497).

6466530623 is a wasteful number, since it uses less digits than its factorization.

6466530623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48620557.

The product of its (nonzero) digits is 466560, while the sum is 41.

The square root of 6466530623 is about 80414.7413289379. The cubic root of 6466530623 is about 1863.0468641316.

The spelling of 6466530623 in words is "six billion, four hundred sixty-six million, five hundred thirty thousand, six hundred twenty-three".