77676087211 has 4 divisors (see below), whose sum is σ = 78001092000. Its totient is φ = 77351082424.

The previous prime is 77676087191. The next prime is 77676087277. The reversal of 77676087211 is 11278067677.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 77676087211 - 2¹¹ = 77676085163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77676387211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162502036 + ... + 162502513.

It is an arithmetic number, because the mean of its divisors is an integer number (19500273000).

Almost surely, 2^77676087211 is an apocalyptic number.

77676087211 is a deficient number, since it is larger than the sum of its proper divisors (325004789).

77676087211 is a wasteful number, since it uses less digits than its factorization.

77676087211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325004788.

The product of its (nonzero) digits is 1382976, while the sum is 52.

The spelling of 77676087211 in words is "seventy-seven billion, six hundred seventy-six million, eighty-seven thousand, two hundred eleven".