80407503774737 has 2 divisors, whose sum is σ = 80407503774738. Its totient is φ = 80407503774736.

The previous prime is 80407503774727. The next prime is 80407503774797. The reversal of 80407503774737 is 73747730570408.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76762760782096 + 3644742992641 = 8761436^2 + 1909121^2 .

It is a cyclic number.

It is not a de Polignac number, because 80407503774737 - 2¹² = 80407503770641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80407503774737.

It is not a weakly prime, because it can be changed into another prime (80407503774727) by changing a digit.

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 as a sum of consecutive naturals, namely, 40203751887368 + 40203751887369.

It is an arithmetic number, because the mean of its divisors is an integer number (40203751887369).

Almost surely, 2^{80407503774737} is an apocalyptic number.

It is an amenable number.

80407503774737 is a deficient number, since it is larger than the sum of its proper divisors (1).

80407503774737 is an equidigital number, since it uses as much as digits as its factorization.

80407503774737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96808320, while the sum is 62.

The spelling of 80407503774737 in words is "eighty trillion, four hundred seven billion, five hundred three million, seven hundred seventy-four thousand, seven hundred thirty-seven".