41949993817 has 16 divisors (see below), whose sum is σ = 43603850752. Its totient is φ = 40315916160.

The previous prime is 41949993803. The next prime is 41949993857. The reversal of 41949993817 is 71839994914.

It is a cyclic number.

It is not a de Polignac number, because 41949993817 - 2²⁷ = 41815776089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41949993857) 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 15 ways as a sum of consecutive naturals, for example, 2628253 + ... + 2644165.

It is an arithmetic number, because the mean of its divisors is an integer number (2725240672).

Almost surely, 2^41949993817 is an apocalyptic number.

It is an amenable number.

41949993817 is a deficient number, since it is larger than the sum of its proper divisors (1653856935).

41949993817 is a wasteful number, since it uses less digits than its factorization.

41949993817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16528.

The product of its digits is 17635968, while the sum is 64.

The spelling of 41949993817 in words is "forty-one billion, nine hundred forty-nine million, nine hundred ninety-three thousand, eight hundred seventeen".