373404671729 has 2 divisors, whose sum is σ = 373404671730. Its totient is φ = 373404671728.

The previous prime is 373404671723. The next prime is 373404671749. The reversal of 373404671729 is 927176404373.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 318682830400 + 54721841329 = 564520^2 + 233927^2 .

It is a cyclic number.

It is not a de Polignac number, because 373404671729 - 2²⁴ = 373387894513 is a prime.

It is not a weakly prime, because it can be changed into another prime (373404671723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186702335864 + 186702335865.

It is an arithmetic number, because the mean of its divisors is an integer number (186702335865).

Almost surely, 2^373404671729 is an apocalyptic number.

It is an amenable number.

373404671729 is a deficient number, since it is larger than the sum of its proper divisors (1).

373404671729 is an equidigital number, since it uses as much as digits as its factorization.

373404671729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5334336, while the sum is 53.

The spelling of 373404671729 in words is "three hundred seventy-three billion, four hundred four million, six hundred seventy-one thousand, seven hundred twenty-nine".