7776000006777 has 32 divisors (see below), whose sum is σ = 11764779552000. Its totient is φ = 5075002627200.

The previous prime is 7776000006763. The next prime is 7776000006787.

7776000006777 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 7776000006777 - 2⁸ = 7776000006521 is a prime.

It is a super-2 number, since 2×7776000006777² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (7776000006787) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15776877 + ... + 16262282.

It is an arithmetic number, because the mean of its divisors is an integer number (367649361000).

Almost surely, 2^{7776000006777} is an apocalyptic number.

It is an amenable number.

7776000006777 is a deficient number, since it is larger than the sum of its proper divisors (3988779545223).

7776000006777 is a wasteful number, since it uses less digits than its factorization.

7776000006777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32039358 (or 32039352 counting only the distinct ones).

The product of its (nonzero) digits is 4235364, while the sum is 54.

It can be divided in two parts, 777600000 and 6777, that added together give a palindrome (777606777).

The spelling of 7776000006777 in words is "seven trillion, seven hundred seventy-six billion, six thousand, seven hundred seventy-seven".