77738483065122 has 32 divisors (see below), whose sum is σ = 188456928644160. Its totient is φ = 23557116080160.

The previous prime is 77738483065093. The next prime is 77738483065123. The reversal of 77738483065122 is 22156038483777.

It is a happy number.

77738483065122 is a `hidden beast` number, since 7 + 7 + 7 + 3 + 84 + 8 + 30 + 6 + 512 + 2 = 666.

77738483065122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 77738483065122.

It is not an unprimeable number, because it can be changed into a prime (77738483065123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65436432963 + ... + 65436434150.

It is an arithmetic number, because the mean of its divisors is an integer number (5889279020130).

Almost surely, 2^{77738483065122} is an apocalyptic number.

77738483065122 is an abundant number, since it is smaller than the sum of its proper divisors (110718445579038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77738483065122 is a wasteful number, since it uses less digits than its factorization.

77738483065122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130872867135 (or 130872867129 counting only the distinct ones).

The product of its (nonzero) digits is 94832640, while the sum is 63.

The spelling of 77738483065122 in words is "seventy-seven trillion, seven hundred thirty-eight billion, four hundred eighty-three million, sixty-five thousand, one hundred twenty-two".