354045345140629 has 2 divisors, whose sum is σ = 354045345140630. Its totient is φ = 354045345140628.

The previous prime is 354045345140581. The next prime is 354045345140657. The reversal of 354045345140629 is 926041543540453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237403228331025 + 116642116809604 = 15407895^2 + 10800098^2 .

It is a cyclic number.

It is not a de Polignac number, because 354045345140629 - 2⁹ = 354045345140117 is a prime.

It is a super-2 number, since 2×354045345140629² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 354045345140629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354045345146629) 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, 177022672570314 + 177022672570315.

It is an arithmetic number, because the mean of its divisors is an integer number (177022672570315).

Almost surely, 2^{354045345140629} is an apocalyptic number.

It is an amenable number.

354045345140629 is a deficient number, since it is larger than the sum of its proper divisors (1).

354045345140629 is an equidigital number, since it uses as much as digits as its factorization.

354045345140629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104000, while the sum is 55.

The spelling of 354045345140629 in words is "three hundred fifty-four trillion, forty-five billion, three hundred forty-five million, one hundred forty thousand, six hundred twenty-nine".