43480080349 has 2 divisors, whose sum is σ = 43480080350. Its totient is φ = 43480080348.

The previous prime is 43480080289. The next prime is 43480080373. The reversal of 43480080349 is 94308008434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25081056900 + 18399023449 = 158370^2 + 135643^2 .

It is a cyclic number.

It is not a de Polignac number, because 43480080349 - 2⁷ = 43480080221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43480080389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21740040174 + 21740040175.

It is an arithmetic number, because the mean of its divisors is an integer number (21740040175).

Almost surely, 2^43480080349 is an apocalyptic number.

It is an amenable number.

43480080349 is a deficient number, since it is larger than the sum of its proper divisors (1).

43480080349 is an equidigital number, since it uses as much as digits as its factorization.

43480080349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 43.

The spelling of 43480080349 in words is "forty-three billion, four hundred eighty million, eighty thousand, three hundred forty-nine".