2677988239936 has 21 divisors (see below), whose sum is σ = 5314158892489. Its totient is φ = 1338987574144.

The previous prime is 2677988239907. The next prime is 2677988239961. The reversal of 2677988239936 is 6399328897762.

The square root of 2677988239936 is 1636456.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2617794561600 + 60193678336 = 1617960^2 + 245344^2 .

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 12989370 + ... + 13193926.

Almost surely, 2^{2677988239936} is an apocalyptic number.

2677988239936 is the 1636456-th square number.

It is an amenable number.

2677988239936 is a deficient number, since it is larger than the sum of its proper divisors (2636170652553).

2677988239936 is an frugal number, since it uses more digits than its factorization.

2677988239936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409126 (or 204559 counting only the distinct ones).

The product of its digits is 2962842624, while the sum is 79.

The spelling of 2677988239936 in words is "two trillion, six hundred seventy-seven billion, nine hundred eighty-eight million, two hundred thirty-nine thousand, nine hundred thirty-six".