41869861544 has 64 divisors (see below), whose sum is σ = 95043715200. Its totient is φ = 16880707584.

The previous prime is 41869861543. The next prime is 41869861547. The reversal of 41869861544 is 44516896814.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a self number, because there is not a number n which added to its sum of digits gives 41869861544.

It is not an unprimeable number, because it can be changed into a prime (41869861543) 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 15 ways as a sum of consecutive naturals, for example, 2268947 + ... + 2287325.

It is an arithmetic number, because the mean of its divisors is an integer number (1485058050).

Almost surely, 2^41869861544 is an apocalyptic number.

It is an amenable number.

41869861544 is an abundant number, since it is smaller than the sum of its proper divisors (53173853656).

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

41869861544 is a wasteful number, since it uses less digits than its factorization.

41869861544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20802 (or 20798 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 56.

The spelling of 41869861544 in words is "forty-one billion, eight hundred sixty-nine million, eight hundred sixty-one thousand, five hundred forty-four".