47077680777 has 16 divisors (see below), whose sum is σ = 62864117760. Its totient is φ = 31338217872.

The previous prime is 47077680773. The next prime is 47077680791. The reversal of 47077680777 is 77708677074.

It is not a de Polignac number, because 47077680777 - 2² = 47077680773 is a prime.

It is a super-2 number, since 2×47077680777² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 47077680777.

It is not an unprimeable number, because it can be changed into a prime (47077680773) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 10584168 + ... + 10588614.

It is an arithmetic number, because the mean of its divisors is an integer number (3929007360).

Almost surely, 2^47077680777 is an apocalyptic number.

It is an amenable number.

47077680777 is a deficient number, since it is larger than the sum of its proper divisors (15786436983).

47077680777 is a wasteful number, since it uses less digits than its factorization.

47077680777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8932.

The product of its (nonzero) digits is 22588608, while the sum is 60.

The spelling of 47077680777 in words is "forty-seven billion, seventy-seven million, six hundred eighty thousand, seven hundred seventy-seven".