43541010950389 has 2 divisors, whose sum is σ = 43541010950390. Its totient is φ = 43541010950388.

The previous prime is 43541010950357. The next prime is 43541010950419. The reversal of 43541010950389 is 98305901014534.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43446988993489 + 94021956900 = 6591433^2 + 306630^2 .

It is a cyclic number.

It is not a de Polignac number, because 43541010950389 - 2⁵ = 43541010950357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43541010950089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21770505475194 + 21770505475195.

It is an arithmetic number, because the mean of its divisors is an integer number (21770505475195).

Almost surely, 2^{43541010950389} is an apocalyptic number.

It is an amenable number.

43541010950389 is a deficient number, since it is larger than the sum of its proper divisors (1).

43541010950389 is an equidigital number, since it uses as much as digits as its factorization.

43541010950389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 52.

The spelling of 43541010950389 in words is "forty-three trillion, five hundred forty-one billion, ten million, nine hundred fifty thousand, three hundred eighty-nine".