402541540041 has 16 divisors (see below), whose sum is σ = 547072890624. Its totient is φ = 263189756544.

The previous prime is 402541540021. The next prime is 402541540087. The reversal of 402541540041 is 140045145204.

It is not a de Polignac number, because 402541540041 - 2⁷ = 402541539913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402541539990 and 402541540008.

It is not an unprimeable number, because it can be changed into a prime (402541540021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128236 + ... + 906381.

It is an arithmetic number, because the mean of its divisors is an integer number (34192055664).

Almost surely, 2^402541540041 is an apocalyptic number.

It is an amenable number.

402541540041 is a deficient number, since it is larger than the sum of its proper divisors (144531350583).

402541540041 is a wasteful number, since it uses less digits than its factorization.

402541540041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037120.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 402541540041 its reverse (140045145204), we get a palindrome (542586685245).

The spelling of 402541540041 in words is "four hundred two billion, five hundred forty-one million, five hundred forty thousand, forty-one".