41218838145 has 40 divisors (see below), whose sum is σ = 73905359616. Its totient is φ = 21978389664.

The previous prime is 41218838117. The next prime is 41218838183. The reversal of 41218838145 is 54183881214.

41218838145 is a `hidden beast` number, since 412 + 18 + 83 + 8 + 145 = 666.

It is not a de Polignac number, because 41218838145 - 2²⁹ = 40681967233 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 41218838145.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2390224 + ... + 2407406.

Almost surely, 2^41218838145 is an apocalyptic number.

41218838145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41218838145 is a deficient number, since it is larger than the sum of its proper divisors (32686521471).

41218838145 is a wasteful number, since it uses less digits than its factorization.

41218838145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23123 (or 23114 counting only the distinct ones).

The product of its digits is 245760, while the sum is 45.

The spelling of 41218838145 in words is "forty-one billion, two hundred eighteen million, eight hundred thirty-eight thousand, one hundred forty-five".