6777609287992 has 32 divisors (see below), whose sum is σ = 12978683968320. Its totient is φ = 3316630043520.

The previous prime is 6777609287951. The next prime is 6777609288019. The reversal of 6777609287992 is 2997829067776.

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, 19741642 + ... + 20082022.

It is an arithmetic number, because the mean of its divisors is an integer number (405583874010).

Almost surely, 2^{6777609287992} is an apocalyptic number.

It is an amenable number.

6777609287992 is a deficient number, since it is larger than the sum of its proper divisors (6201074680328).

6777609287992 is a wasteful number, since it uses less digits than its factorization.

6777609287992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393391 (or 393387 counting only the distinct ones).

The product of its (nonzero) digits is 2016379008, while the sum is 79.

The spelling of 6777609287992 in words is "six trillion, seven hundred seventy-seven billion, six hundred nine million, two hundred eighty-seven thousand, nine hundred ninety-two".