77122473564722 has 16 divisors (see below), whose sum is σ = 124604241257760. Its totient is φ = 35682123631392.

The previous prime is 77122473564677. The next prime is 77122473564733. The reversal of 77122473564722 is 22746537422177.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 23599286483 + ... + 23599289750.

It is an arithmetic number, because the mean of its divisors is an integer number (7787765078610).

Almost surely, 2^{77122473564722} is an apocalyptic number.

77122473564722 is a deficient number, since it is larger than the sum of its proper divisors (47481767693038).

77122473564722 is a wasteful number, since it uses less digits than its factorization.

77122473564722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47198576297.

The product of its digits is 55319040, while the sum is 59.

The spelling of 77122473564722 in words is "seventy-seven trillion, one hundred twenty-two billion, four hundred seventy-three million, five hundred sixty-four thousand, seven hundred twenty-two".