250401664041 has 4 divisors (see below), whose sum is σ = 333868885392. Its totient is φ = 166934442692.

The previous prime is 250401664001. The next prime is 250401664103. The reversal of 250401664041 is 140466104052.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 250401664041 - 2⁷ = 250401663913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 250401663993 and 250401664011.

It is not an unprimeable number, because it can be changed into a prime (250401664001) 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 in 3 ways as a sum of consecutive naturals, for example, 41733610671 + ... + 41733610676.

It is an arithmetic number, because the mean of its divisors is an integer number (83467221348).

Almost surely, 2^250401664041 is an apocalyptic number.

It is an amenable number.

250401664041 is a deficient number, since it is larger than the sum of its proper divisors (83467221351).

250401664041 is an equidigital number, since it uses as much as digits as its factorization.

250401664041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83467221350.

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 250401664041 its reverse (140466104052), we get a palindrome (390867768093).

The spelling of 250401664041 in words is "two hundred fifty billion, four hundred one million, six hundred sixty-four thousand, forty-one".