132778120801 has 2 divisors, whose sum is σ = 132778120802. Its totient is φ = 132778120800.

The previous prime is 132778120777. The next prime is 132778120877. The reversal of 132778120801 is 108021877231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125971045776 + 6807075025 = 354924^2 + 82505^2 .

It is a cyclic number.

It is not a de Polignac number, because 132778120801 - 2²⁵ = 132744566369 is a prime.

It is not a weakly prime, because it can be changed into another prime (132778120901) by changing a digit.

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 as a sum of consecutive naturals, namely, 66389060400 + 66389060401.

It is an arithmetic number, because the mean of its divisors is an integer number (66389060401).

Almost surely, 2^132778120801 is an apocalyptic number.

It is an amenable number.

132778120801 is a deficient number, since it is larger than the sum of its proper divisors (1).

132778120801 is an equidigital number, since it uses as much as digits as its factorization.

132778120801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 40.

The spelling of 132778120801 in words is "one hundred thirty-two billion, seven hundred seventy-eight million, one hundred twenty thousand, eight hundred one".