77053209338 has 32 divisors (see below), whose sum is σ = 136431879168. Its totient is φ = 31938883200.

The previous prime is 77053209313. The next prime is 77053209379. The reversal of 77053209338 is 83390235077.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 77053209292 and 77053209301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 704606 + ... + 806582.

It is an arithmetic number, because the mean of its divisors is an integer number (4263496224).

Almost surely, 2^77053209338 is an apocalyptic number.

77053209338 is a deficient number, since it is larger than the sum of its proper divisors (59378669830).

77053209338 is a wasteful number, since it uses less digits than its factorization.

77053209338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103758.

The product of its (nonzero) digits is 952560, while the sum is 47.

The spelling of 77053209338 in words is "seventy-seven billion, fifty-three million, two hundred nine thousand, three hundred thirty-eight".