41878653381 has 12 divisors (see below), whose sum is σ = 60617681280. Its totient is φ = 27860813160.

The previous prime is 41878653379. The next prime is 41878653491. The reversal of 41878653381 is 18335687814.

It is a happy number.

41878653381 is a `hidden beast` number, since 4 + 187 + 86 + 5 + 3 + 381 = 666.

It is not a de Polignac number, because 41878653381 - 2¹ = 41878653379 is a prime.

It is a super-2 number, since 2×41878653381² (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 (41878653881) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4852875 + ... + 4861496.

It is an arithmetic number, because the mean of its divisors is an integer number (5051473440).

Almost surely, 2^41878653381 is an apocalyptic number.

It is an amenable number.

41878653381 is a deficient number, since it is larger than the sum of its proper divisors (18739027899).

41878653381 is a wasteful number, since it uses less digits than its factorization.

41878653381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9714856 (or 9714853 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

It can be divided in two parts, 4187 and 8653381, that added together give a palindrome (8657568).

The spelling of 41878653381 in words is "forty-one billion, eight hundred seventy-eight million, six hundred fifty-three thousand, three hundred eighty-one".