41863385520 has 400 divisors, whose sum is σ = 166969313280. Its totient is φ = 9614246400.

The previous prime is 41863385519. The next prime is 41863385569. The reversal of 41863385520 is 2558336814.

41863385520 is a `hidden beast` number, since 4 + 1 + 8 + 63 + 38 + 552 + 0 = 666.

It is a super-2 number, since 2×41863385520² (a number of 22 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1338865 + ... + 1369775.

Almost surely, 2^41863385520 is an apocalyptic number.

41863385520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41863385520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83484656640).

41863385520 is an abundant number, since it is smaller than the sum of its proper divisors (125105927760).

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

41863385520 is a wasteful number, since it uses less digits than its factorization.

41863385520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30966 (or 30951 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 41863385520 in words is "forty-one billion, eight hundred sixty-three million, three hundred eighty-five thousand, five hundred twenty".