41187863644 has 12 divisors (see below), whose sum is σ = 72140746104. Its totient is φ = 20576221904.

The previous prime is 41187863641. The next prime is 41187863683. The reversal of 41187863644 is 44636878114.

It is a super-2 number, since 2×41187863644² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 41187863591 and 41187863600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41187863641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4422247 + ... + 4431550.

It is an arithmetic number, because the mean of its divisors is an integer number (6011728842).

Almost surely, 2^41187863644 is an apocalyptic number.

It is an amenable number.

41187863644 is a deficient number, since it is larger than the sum of its proper divisors (30952882460).

41187863644 is a wasteful number, since it uses less digits than its factorization.

41187863644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8854964 (or 8854962 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 52.

The spelling of 41187863644 in words is "forty-one billion, one hundred eighty-seven million, eight hundred sixty-three thousand, six hundred forty-four".