13522164977 has 2 divisors, whose sum is σ = 13522164978. Its totient is φ = 13522164976.

The previous prime is 13522164961. The next prime is 13522165009. The reversal of 13522164977 is 77946122531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9334651456 + 4187513521 = 96616^2 + 64711^2 .

It is a cyclic number.

It is not a de Polignac number, because 13522164977 - 2⁴ = 13522164961 is a prime.

It is not a weakly prime, because it can be changed into another prime (13522124977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6761082488 + 6761082489.

It is an arithmetic number, because the mean of its divisors is an integer number (6761082489).

Almost surely, 2^13522164977 is an apocalyptic number.

It is an amenable number.

13522164977 is a deficient number, since it is larger than the sum of its proper divisors (1).

13522164977 is an equidigital number, since it uses as much as digits as its factorization.

13522164977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 47.

The spelling of 13522164977 in words is "thirteen billion, five hundred twenty-two million, one hundred sixty-four thousand, nine hundred seventy-seven".