34371975557 has 2 divisors, whose sum is σ = 34371975558. Its totient is φ = 34371975556.

The previous prime is 34371975551. The next prime is 34371975559. The reversal of 34371975557 is 75557917343.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22788619681 + 11583355876 = 150959^2 + 107626^2 .

It is a cyclic number.

It is not a de Polignac number, because 34371975557 - 2⁴ = 34371975541 is a prime.

Together with 34371975559, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34371975551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17185987778 + 17185987779.

It is an arithmetic number, because the mean of its divisors is an integer number (17185987779).

Almost surely, 2^34371975557 is an apocalyptic number.

It is an amenable number.

34371975557 is a deficient number, since it is larger than the sum of its proper divisors (1).

34371975557 is an equidigital number, since it uses as much as digits as its factorization.

34371975557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13891500, while the sum is 56.

The spelling of 34371975557 in words is "thirty-four billion, three hundred seventy-one million, nine hundred seventy-five thousand, five hundred fifty-seven".