77025444447632 has 20 divisors (see below), whose sum is σ = 150605943562140. Its totient is φ = 38159394496128.

The previous prime is 77025444447617. The next prime is 77025444447667. The reversal of 77025444447632 is 23674444452077.

It can be written as a sum of positive squares in 2 ways, for example, as 56980697685136 + 20044746762496 = 7548556^2 + 4477136^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 22082981183 + ... + 22082984670.

It is an arithmetic number, because the mean of its divisors is an integer number (7530297178107).

Almost surely, 2^{77025444447632} is an apocalyptic number.

It is an amenable number.

77025444447632 is a deficient number, since it is larger than the sum of its proper divisors (73580499114508).

77025444447632 is a wasteful number, since it uses less digits than its factorization.

77025444447632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44165965970 (or 44165965964 counting only the distinct ones).

The product of its (nonzero) digits is 126443520, while the sum is 59.

The spelling of 77025444447632 in words is "seventy-seven trillion, twenty-five billion, four hundred forty-four million, four hundred forty-seven thousand, six hundred thirty-two".