41992001857 has 8 divisors (see below), whose sum is σ = 45224431784. Its totient is φ = 38759897088.

The previous prime is 41992001851. The next prime is 41992001893. The reversal of 41992001857 is 75810029914.

It can be written as a sum of positive squares in 4 ways, for example, as 261274896 + 41730726961 = 16164^2 + 204281^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41992001857 - 2¹⁹ = 41991477569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41992001851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231553 + ... + 370945.

It is an arithmetic number, because the mean of its divisors is an integer number (5653053973).

Almost surely, 2^41992001857 is an apocalyptic number.

It is an amenable number.

41992001857 is a deficient number, since it is larger than the sum of its proper divisors (3232429927).

41992001857 is a wasteful number, since it uses less digits than its factorization.

41992001857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162579.

The product of its (nonzero) digits is 181440, while the sum is 46.

The spelling of 41992001857 in words is "forty-one billion, nine hundred ninety-two million, one thousand, eight hundred fifty-seven".