41994429840 has 120 divisors (see below), whose sum is σ = 153852349248. Its totient is φ = 10180465920.

The previous prime is 41994429791. The next prime is 41994429887. The reversal of 41994429840 is 4892449914.

It is a happy number.

41994429840 is a `hidden beast` number, since 4 + 199 + 442 + 9 + 8 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2643244 + ... + 2659083.

Almost surely, 2^41994429840 is an apocalyptic number.

41994429840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41994429840 is an abundant number, since it is smaller than the sum of its proper divisors (111857919408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41994429840 is a wasteful number, since it uses less digits than its factorization.

41994429840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5302357 (or 5302348 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 41994429840 in words is "forty-one billion, nine hundred ninety-four million, four hundred twenty-nine thousand, eight hundred forty".