41944986890 has 16 divisors (see below), whose sum is σ = 79942210632. Its totient is φ = 15791053824.

The previous prime is 41944986859. The next prime is 41944986893. The reversal of 41944986890 is 9868944914.

It can be written as a sum of positive squares in 4 ways, for example, as 31786967521 + 10158019369 = 178289^2 + 100787^2 .

It is not an unprimeable number, because it can be changed into a prime (41944986893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123367439 + ... + 123367778.

Almost surely, 2^41944986890 is an apocalyptic number.

41944986890 is a deficient number, since it is larger than the sum of its proper divisors (37997223742).

41944986890 is a wasteful number, since it uses less digits than its factorization.

41944986890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246735241.

The product of its (nonzero) digits is 17915904, while the sum is 62.

The spelling of 41944986890 in words is "forty-one billion, nine hundred forty-four million, nine hundred eighty-six thousand, eight hundred ninety".