34455745477 has 2 divisors, whose sum is σ = 34455745478. Its totient is φ = 34455745476.

The previous prime is 34455745463. The next prime is 34455745481. The reversal of 34455745477 is 77454755443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20400694561 + 14055050916 = 142831^2 + 118554^2 .

It is a cyclic number.

It is not a de Polignac number, because 34455745477 - 2⁷ = 34455745349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34455745427) 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, 17227872738 + 17227872739.

It is an arithmetic number, because the mean of its divisors is an integer number (17227872739).

Almost surely, 2^34455745477 is an apocalyptic number.

It is an amenable number.

34455745477 is a deficient number, since it is larger than the sum of its proper divisors (1).

34455745477 is an equidigital number, since it uses as much as digits as its factorization.

34455745477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32928000, while the sum is 55.

The spelling of 34455745477 in words is "thirty-four billion, four hundred fifty-five million, seven hundred forty-five thousand, four hundred seventy-seven".