41946439680 has 560 divisors, whose sum is σ = 154146991680. Its totient is φ = 10907025408.

The previous prime is 41946439651. The next prime is 41946439721. The reversal of 41946439680 is 8693464914.

It is a happy number.

41946439680 is a `hidden beast` number, since 4 + 19 + 464 + 3 + 96 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 155934586 + ... + 155934854.

Almost surely, 2^41946439680 is an apocalyptic number.

41946439680 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 41946439680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77073495840).

41946439680 is an abundant number, since it is smaller than the sum of its proper divisors (112200552000).

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

41946439680 is an equidigital number, since it uses as much as digits as its factorization.

41946439680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 41946439680 in words is "forty-one billion, nine hundred forty-six million, four hundred thirty-nine thousand, six hundred eighty".