401042010305 has 4 divisors (see below), whose sum is σ = 481250412372. Its totient is φ = 320833608240.

The previous prime is 401042010269. The next prime is 401042010311. The reversal of 401042010305 is 503010240104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 109926728704 + 291115281601 = 331552^2 + 539551^2 .

It is not a de Polignac number, because 401042010305 - 2⁶ = 401042010241 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40104201026 + ... + 40104201035.

It is an arithmetic number, because the mean of its divisors is an integer number (120312603093).

Almost surely, 2^401042010305 is an apocalyptic number.

It is an amenable number.

401042010305 is a deficient number, since it is larger than the sum of its proper divisors (80208402067).

401042010305 is an equidigital number, since it uses as much as digits as its factorization.

401042010305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80208402066.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 401042010305 its reverse (503010240104), we get a palindrome (904052250409).

The spelling of 401042010305 in words is "four hundred one billion, forty-two million, ten thousand, three hundred five".