1304008105056 has 48 divisors (see below), whose sum is σ = 3432718309104. Its totient is φ = 433437999104.

The previous prime is 1304008105039. The next prime is 1304008105079. The reversal of 1304008105056 is 6505018004031.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19206081 + ... + 19273856.

It is an arithmetic number, because the mean of its divisors is an integer number (71514964773).

Almost surely, 2^{1304008105056} is an apocalyptic number.

1304008105056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1304008105056 is an abundant number, since it is smaller than the sum of its proper divisors (2128710204048).

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

1304008105056 is a wasteful number, since it uses less digits than its factorization.

1304008105056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38480303 (or 38480295 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 1304008105056 in words is "one trillion, three hundred four billion, eight million, one hundred five thousand, fifty-six".