7778056160004 has 24 divisors (see below), whose sum is σ = 19544859069120. Its totient is φ = 2393248049184.

The previous prime is 7778056159999. The next prime is 7778056160089. The reversal of 7778056160004 is 4000616508777.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24929667024 + ... + 24929667335.

It is an arithmetic number, because the mean of its divisors is an integer number (814369127880).

Almost surely, 2^{7778056160004} is an apocalyptic number.

It is an amenable number.

7778056160004 is an abundant number, since it is smaller than the sum of its proper divisors (11766802909116).

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

7778056160004 is a wasteful number, since it uses less digits than its factorization.

7778056160004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49859334379 (or 49859334377 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 51.

The spelling of 7778056160004 in words is "seven trillion, seven hundred seventy-eight billion, fifty-six million, one hundred sixty thousand, four".