334490578109 has 2 divisors, whose sum is σ = 334490578110. Its totient is φ = 334490578108.

The previous prime is 334490578087. The next prime is 334490578133. The reversal of 334490578109 is 901875094433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 290928626884 + 43561951225 = 539378^2 + 208715^2 .

It is a cyclic number.

It is not a de Polignac number, because 334490578109 - 2²⁴ = 334473800893 is a prime.

It is a super-2 number, since 2×334490578109² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334490578139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167245289054 + 167245289055.

It is an arithmetic number, because the mean of its divisors is an integer number (167245289055).

Almost surely, 2^334490578109 is an apocalyptic number.

It is an amenable number.

334490578109 is a deficient number, since it is larger than the sum of its proper divisors (1).

334490578109 is an equidigital number, since it uses as much as digits as its factorization.

334490578109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 334490578109 in words is "three hundred thirty-four billion, four hundred ninety million, five hundred seventy-eight thousand, one hundred nine".