77232727277476 has 6 divisors (see below), whose sum is σ = 135157272735590. Its totient is φ = 38616363638736.

The previous prime is 77232727277471. The next prime is 77232727277491. The reversal of 77232727277476 is 67477272723277.

It can be written as a sum of positive squares in only one way, i.e., 65033257062400 + 12199470215076 = 8064320^2 + 3492774^2 .

It is not an unprimeable number, because it can be changed into a prime (77232727277471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9654090909681 + ... + 9654090909688.

Almost surely, 2^{77232727277476} is an apocalyptic number.

It is an amenable number.

77232727277476 is a deficient number, since it is larger than the sum of its proper divisors (57924545458114).

77232727277476 is a wasteful number, since it uses less digits than its factorization.

77232727277476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19308181819373 (or 19308181819371 counting only the distinct ones).

The product of its digits is 948721536, while the sum is 70.

The spelling of 77232727277476 in words is "seventy-seven trillion, two hundred thirty-two billion, seven hundred twenty-seven million, two hundred seventy-seven thousand, four hundred seventy-six".