41858295649 has 9 divisors (see below), whose sum is σ = 42268358937. Its totient is φ = 41452178544.

The previous prime is 41858295641. The next prime is 41858295733. The reversal of 41858295649 is 94659285814.

The square root of 41858295649 is 204593.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 4389725025 + 37468570624 = 66255^2 + 193568^2 .

It is not a de Polignac number, because 41858295649 - 2³ = 41858295641 is a prime.

It is a super-3 number, since 3×41858295649³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41858295641) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 22299699 + ... + 22301575.

Almost surely, 2^41858295649 is an apocalyptic number.

41858295649 is the 204593-rd square number.

41858295649 is the 102297-th centered octagonal number.

It is an amenable number.

41858295649 is a deficient number, since it is larger than the sum of its proper divisors (410063288).

41858295649 is an frugal number, since it uses more digits than its factorization.

41858295649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3972 (or 1986 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 61.

The spelling of 41858295649 in words is "forty-one billion, eight hundred fifty-eight million, two hundred ninety-five thousand, six hundred forty-nine".