41817815442 has 24 divisors (see below), whose sum is σ = 97574903244. Its totient is φ = 12867020064.

The previous prime is 41817815363. The next prime is 41817815461. The reversal of 41817815442 is 24451871814.

41817815442 is a `hidden beast` number, since 4 + 18 + 17 + 81 + 544 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 29950109721 + 11867705721 = 173061^2 + 108939^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 89354073 + ... + 89354540.

Almost surely, 2^41817815442 is an apocalyptic number.

41817815442 is an abundant number, since it is smaller than the sum of its proper divisors (55757087802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41817815442 is a wasteful number, since it uses less digits than its factorization.

41817815442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178708634 (or 178708631 counting only the distinct ones).

The product of its digits is 286720, while the sum is 45.

The spelling of 41817815442 in words is "forty-one billion, eight hundred seventeen million, eight hundred fifteen thousand, four hundred forty-two".