43927250560397 has 2 divisors, whose sum is σ = 43927250560398. Its totient is φ = 43927250560396.

The previous prime is 43927250560367. The next prime is 43927250560549. The reversal of 43927250560397 is 79306505272934.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41720567049316 + 2206683511081 = 6459146^2 + 1485491^2 .

It is a cyclic number.

It is not a de Polignac number, because 43927250560397 - 2¹⁶ = 43927250494861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43927250560357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21963625280198 + 21963625280199.

It is an arithmetic number, because the mean of its divisors is an integer number (21963625280199).

Almost surely, 2^{43927250560397} is an apocalyptic number.

It is an amenable number.

43927250560397 is a deficient number, since it is larger than the sum of its proper divisors (1).

43927250560397 is an equidigital number, since it uses as much as digits as its factorization.

43927250560397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 85730400, while the sum is 62.

The spelling of 43927250560397 in words is "forty-three trillion, nine hundred twenty-seven billion, two hundred fifty million, five hundred sixty thousand, three hundred ninety-seven".