6423944106 has 32 divisors (see below), whose sum is σ = 13478140800. Its totient is φ = 2038352960.

The previous prime is 6423944081. The next prime is 6423944113. The reversal of 6423944106 is 6014493246.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247641 + ... + 272348.

It is an arithmetic number, because the mean of its divisors is an integer number (421191900).

Almost surely, 2^6423944106 is an apocalyptic number.

6423944106 is an abundant number, since it is smaller than the sum of its proper divisors (7054196694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6423944106 is a wasteful number, since it uses less digits than its factorization.

6423944106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520094.

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 6423944106 is about 80149.5109529684. The cubic root of 6423944106 is about 1858.9480414154.

It can be divided in two parts, 64239 and 44106, that added together give a triangular number (108345 = T₄₆₅).

The spelling of 6423944106 in words is "six billion, four hundred twenty-three million, nine hundred forty-four thousand, one hundred six".