41534706649 has 2 divisors, whose sum is σ = 41534706650. Its totient is φ = 41534706648.

The previous prime is 41534706641. The next prime is 41534706659. The reversal of 41534706649 is 94660743514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40227522624 + 1307184025 = 200568^2 + 36155^2 .

It is a cyclic number.

It is not a de Polignac number, because 41534706649 - 2³ = 41534706641 is a prime.

It is not a weakly prime, because it can be changed into another prime (41534706641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20767353324 + 20767353325.

It is an arithmetic number, because the mean of its divisors is an integer number (20767353325).

Almost surely, 2^41534706649 is an apocalyptic number.

It is an amenable number.

41534706649 is a deficient number, since it is larger than the sum of its proper divisors (1).

41534706649 is an equidigital number, since it uses as much as digits as its factorization.

41534706649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 41534706649 in words is "forty-one billion, five hundred thirty-four million, seven hundred six thousand, six hundred forty-nine".