41521489776 has 480 divisors, whose sum is σ = 134064752640. Its totient is φ = 11906611200.

The previous prime is 41521489733. The next prime is 41521489813. The reversal of 41521489776 is 67798412514.

41521489776 is a `hidden beast` number, since 4 + 1 + 521 + 48 + 9 + 7 + 76 = 666.

It is a super-2 number, since 2×41521489776² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 229400406 + ... + 229400586.

It is an arithmetic number, because the mean of its divisors is an integer number (279301568).

Almost surely, 2^41521489776 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 41521489776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67032376320).

41521489776 is an abundant number, since it is smaller than the sum of its proper divisors (92543262864).

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

41521489776 is a wasteful number, since it uses less digits than its factorization.

41521489776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365 (or 356 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 54.

The spelling of 41521489776 in words is "forty-one billion, five hundred twenty-one million, four hundred eighty-nine thousand, seven hundred seventy-six".