41028856993 has 4 divisors (see below), whose sum is σ = 41701461268. Its totient is φ = 40356252720.

The previous prime is 41028856853. The next prime is 41028857047. The reversal of 41028856993 is 39965882014.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 687331089 + 40341525904 = 26217^2 + 200852^2 .

It is a cyclic number.

It is not a de Polignac number, because 41028856993 - 2¹³ = 41028848801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41028856493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336302046 + ... + 336302167.

It is an arithmetic number, because the mean of its divisors is an integer number (10425365317).

Almost surely, 2^41028856993 is an apocalyptic number.

It is an amenable number.

41028856993 is a deficient number, since it is larger than the sum of its proper divisors (672604275).

41028856993 is an equidigital number, since it uses as much as digits as its factorization.

41028856993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672604274.

The product of its (nonzero) digits is 3732480, while the sum is 55.

The spelling of 41028856993 in words is "forty-one billion, twenty-eight million, eight hundred fifty-six thousand, nine hundred ninety-three".