404723151611 has 2 divisors, whose sum is σ = 404723151612. Its totient is φ = 404723151610.

The previous prime is 404723151577. The next prime is 404723151649. The reversal of 404723151611 is 116151327404.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404723151611 is a prime.

It is not a weakly prime, because it can be changed into another prime (400723151611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202361575805 + 202361575806.

It is an arithmetic number, because the mean of its divisors is an integer number (202361575806).

Almost surely, 2^404723151611 is an apocalyptic number.

404723151611 is a deficient number, since it is larger than the sum of its proper divisors (1).

404723151611 is an equidigital number, since it uses as much as digits as its factorization.

404723151611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 404723151611 in words is "four hundred four billion, seven hundred twenty-three million, one hundred fifty-one thousand, six hundred eleven".