41546361640 has 128 divisors (see below), whose sum is σ = 111004992000. Its totient is φ = 13692607488.

The previous prime is 41546361631. The next prime is 41546361667. The reversal of 41546361640 is 4616364514.

It is a happy number.

It is a super-2 number, since 2×41546361640² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 41546361593 and 41546361602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1848309 + ... + 1870651.

It is an arithmetic number, because the mean of its divisors is an integer number (867226500).

Almost surely, 2^41546361640 is an apocalyptic number.

41546361640 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 41546361640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55502496000).

41546361640 is an abundant number, since it is smaller than the sum of its proper divisors (69458630360).

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

41546361640 is a wasteful number, since it uses less digits than its factorization.

41546361640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22619 (or 22615 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 41546361640 in words is "forty-one billion, five hundred forty-six million, three hundred sixty-one thousand, six hundred forty".