41665521453011 has 4 divisors (see below), whose sum is σ = 41666001485472. Its totient is φ = 41665041420552.

The previous prime is 41665521452987. The next prime is 41665521453013. The reversal of 41665521453011 is 11035412556614.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41665521453011 is a prime.

It is a super-2 number, since 2×41665521453011² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41665521453013) 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, 239886011 + ... + 240059636.

It is an arithmetic number, because the mean of its divisors is an integer number (10416500371368).

Almost surely, 2^{41665521453011} is an apocalyptic number.

41665521453011 is a deficient number, since it is larger than the sum of its proper divisors (480032461).

41665521453011 is an equidigital number, since it uses as much as digits as its factorization.

41665521453011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480032460.

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 41665521453011 in words is "forty-one trillion, six hundred sixty-five billion, five hundred twenty-one million, four hundred fifty-three thousand, eleven".