41664051 has 72 divisors (see below), whose sum is σ = 74554480. Its totient is φ = 23094720.

The previous prime is 41664041. The next prime is 41664061. The reversal of 41664051 is 15046614.

41664051 is a `hidden beast` number, since 4 + 16 + 640 + 5 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (41664041) and next prime (41664061).

It is not a de Polignac number, because 41664051 - 2⁵ = 41664019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (41664011) 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 71 ways as a sum of consecutive naturals, for example, 382185 + ... + 382293.

Almost surely, 2^41664051 is an apocalyptic number.

41664051 is a deficient number, since it is larger than the sum of its proper divisors (32890429).

41664051 is a wasteful number, since it uses less digits than its factorization.

41664051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 41664051 is about 6454.7696318304. The cubic root of 41664051 is about 346.6733826156.

The spelling of 41664051 in words is "forty-one million, six hundred sixty-four thousand, fifty-one".