34520037757 has 2 divisors, whose sum is σ = 34520037758. Its totient is φ = 34520037756.

The previous prime is 34520037749. The next prime is 34520037763. The reversal of 34520037757 is 75773002543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22555834596 + 11964203161 = 150186^2 + 109381^2 .

It is a cyclic number.

It is not a de Polignac number, because 34520037757 - 2³ = 34520037749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34520037257) 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, 17260018878 + 17260018879.

It is an arithmetic number, because the mean of its divisors is an integer number (17260018879).

Almost surely, 2^34520037757 is an apocalyptic number.

It is an amenable number.

34520037757 is a deficient number, since it is larger than the sum of its proper divisors (1).

34520037757 is an equidigital number, since it uses as much as digits as its factorization.

34520037757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 617400, while the sum is 43.

The spelling of 34520037757 in words is "thirty-four billion, five hundred twenty million, thirty-seven thousand, seven hundred fifty-seven".