41455376820 has 432 divisors, whose sum is σ = 153685249536. Its totient is φ = 8975577600.

The previous prime is 41455376777. The next prime is 41455376821. The reversal of 41455376820 is 2867355414.

41455376820 is a `hidden beast` number, since 4 + 1 + 4 + 553 + 76 + 8 + 20 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41455376821) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 8774979 + ... + 8779701.

Almost surely, 2^41455376820 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41455376820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76842624768).

41455376820 is an abundant number, since it is smaller than the sum of its proper divisors (112229872716).

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

41455376820 is a wasteful number, since it uses less digits than its factorization.

41455376820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4804 (or 4788 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 41455376820 in words is "forty-one billion, four hundred fifty-five million, three hundred seventy-six thousand, eight hundred twenty".