34426387777 has 2 divisors, whose sum is σ = 34426387778. Its totient is φ = 34426387776.

The previous prime is 34426387739. The next prime is 34426387783. The reversal of 34426387777 is 77778362443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32106905856 + 2319481921 = 179184^2 + 48161^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34426387777 is a prime.

It is not a weakly prime, because it can be changed into another prime (34426387277) 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, 17213193888 + 17213193889.

It is an arithmetic number, because the mean of its divisors is an integer number (17213193889).

Almost surely, 2^34426387777 is an apocalyptic number.

It is an amenable number.

34426387777 is a deficient number, since it is larger than the sum of its proper divisors (1).

34426387777 is an equidigital number, since it uses as much as digits as its factorization.

34426387777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33191424, while the sum is 58.

The spelling of 34426387777 in words is "thirty-four billion, four hundred twenty-six million, three hundred eighty-seven thousand, seven hundred seventy-seven".