41181185487 has 32 divisors (see below), whose sum is σ = 60046672896. Its totient is φ = 24951225600.

The previous prime is 41181185471. The next prime is 41181185489. The reversal of 41181185487 is 78458118114.

It is a happy number.

It is not a de Polignac number, because 41181185487 - 2⁴ = 41181185471 is a prime.

It is a super-2 number, since 2×41181185487² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41181185489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2097438 + ... + 2116980.

It is an arithmetic number, because the mean of its divisors is an integer number (1876458528).

Almost surely, 2^41181185487 is an apocalyptic number.

41181185487 is a deficient number, since it is larger than the sum of its proper divisors (18865487409).

41181185487 is a wasteful number, since it uses less digits than its factorization.

41181185487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20391.

The product of its digits is 286720, while the sum is 48.

The spelling of 41181185487 in words is "forty-one billion, one hundred eighty-one million, one hundred eighty-five thousand, four hundred eighty-seven".