6446046623 has 8 divisors (see below), whose sum is σ = 6599607168. Its totient is φ = 6292652184.

The previous prime is 6446046557. The next prime is 6446046683. The reversal of 6446046623 is 3266406446.

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 6446046623 - 2¹⁸ = 6445784479 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 (6446046683) 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, 38840 + ... + 120002.

It is an arithmetic number, because the mean of its divisors is an integer number (824950896).

Almost surely, 2^6446046623 is an apocalyptic number.

6446046623 is a deficient number, since it is larger than the sum of its proper divisors (153560545).

6446046623 is a wasteful number, since it uses less digits than its factorization.

6446046623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83053.

The product of its (nonzero) digits is 497664, while the sum is 41.

The square root of 6446046623 is about 80287.2755983163. The cubic root of 6446046623 is about 1861.0775949235.

The spelling of 6446046623 in words is "six billion, four hundred forty-six million, forty-six thousand, six hundred twenty-three".