77157033126522 has 16 divisors (see below), whose sum is σ = 154522880965920. Its totient is φ = 25684208590032.

The previous prime is 77157033126493. The next prime is 77157033126541. The reversal of 77157033126522 is 22562133075177.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8700608233 + ... + 8700617100.

It is an arithmetic number, because the mean of its divisors is an integer number (9657680060370).

Almost surely, 2^{77157033126522} is an apocalyptic number.

77157033126522 is an abundant number, since it is smaller than the sum of its proper divisors (77365847839398).

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

77157033126522 is a wasteful number, since it uses less digits than its factorization.

77157033126522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17401226077.

The product of its (nonzero) digits is 3704400, while the sum is 51.

The spelling of 77157033126522 in words is "seventy-seven trillion, one hundred fifty-seven billion, thirty-three million, one hundred twenty-six thousand, five hundred twenty-two".