354760225649 has 2 divisors, whose sum is σ = 354760225650. Its totient is φ = 354760225648.

The previous prime is 354760225609. The next prime is 354760225663. The reversal of 354760225649 is 946522067453.

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., 234745095025 + 120015130624 = 484505^2 + 346432^2 .

It is a cyclic number.

It is not a de Polignac number, because 354760225649 - 2³⁶ = 286040748913 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354760225649.

It is not a weakly prime, because it can be changed into another prime (354760225609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177380112824 + 177380112825.

It is an arithmetic number, because the mean of its divisors is an integer number (177380112825).

Almost surely, 2^354760225649 is an apocalyptic number.

It is an amenable number.

354760225649 is a deficient number, since it is larger than the sum of its proper divisors (1).

354760225649 is an equidigital number, since it uses as much as digits as its factorization.

354760225649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10886400, while the sum is 53.

The spelling of 354760225649 in words is "three hundred fifty-four billion, seven hundred sixty million, two hundred twenty-five thousand, six hundred forty-nine".