6442479534000 has 80 divisors (see below), whose sum is σ = 20770554036960. Its totient is φ = 1717994540800.

The previous prime is 6442479533999. The next prime is 6442479534017. The reversal of 6442479534000 is 4359742446.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 536867295 + ... + 536879294.

It is an arithmetic number, because the mean of its divisors is an integer number (259631925462).

Almost surely, 2^{6442479534000} is an apocalyptic number.

6442479534000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6442479534000 is an abundant number, since it is smaller than the sum of its proper divisors (14328074502960).

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

6442479534000 is a wasteful number, since it uses less digits than its factorization.

6442479534000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073746615 (or 1073746599 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 48.

The spelling of 6442479534000 in words is "six trillion, four hundred forty-two billion, four hundred seventy-nine million, five hundred thirty-four thousand".