41582915641 has 2 divisors, whose sum is σ = 41582915642. Its totient is φ = 41582915640.

The previous prime is 41582915629. The next prime is 41582915663. The reversal of 41582915641 is 14651928514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40401000000 + 1181915641 = 201000^2 + 34379^2 .

It is a cyclic number.

It is not a de Polignac number, because 41582915641 - 2⁵ = 41582915609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41582915591 and 41582915600.

It is not a weakly prime, because it can be changed into another prime (41582715641) by changing a digit.

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 as a sum of consecutive naturals, namely, 20791457820 + 20791457821.

It is an arithmetic number, because the mean of its divisors is an integer number (20791457821).

Almost surely, 2^41582915641 is an apocalyptic number.

It is an amenable number.

41582915641 is a deficient number, since it is larger than the sum of its proper divisors (1).

41582915641 is an equidigital number, since it uses as much as digits as its factorization.

41582915641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 46.

The spelling of 41582915641 in words is "forty-one billion, five hundred eighty-two million, nine hundred fifteen thousand, six hundred forty-one".